Question

focus n.焦点；焦距；中心v.（使）集中；聚集 (1) 他总想成为注意力的焦点。(2) 他取出双筒望远镜并调整了焦距。(3) 本指南的主要中心是地下淡水资源的管理。(4) 噪音让我无法集中注意力工作。(5) 他用取火镜使太阳光聚集在纸上。 Focus is all about finding a center — of a parabolic curve, of a lens, of a meditative state. In Latin, focus meant 'domestic hearth,' which just goes to show that not much has changed — since kitchens remain the focus of the modern home. Focus can be used as a verb, as in "I need to focus on my work, so I can play video games later;" and as a noun, as in "What is the focus of this essay? I can't tell, since the writer seems to be all over the place."

Accepted Answer

英 ['fəʊkəs] 美 ['foʊkəs] (1) He always wants to be the focus of attention.(2) He took out the binoculars and adjusted the focus.(3) The main focus of this manual is the management of fresh ground water resources.(4) The noise made it hard for me to focus on work.(5) He focused the sun's rays on the paper with a burning glass. Focus is something that camera lenses and sleepy students are always being asked to do. For cameras, it means finding a point where the subject is clear or "in focus." For students, it means paying attention. The spellings focusses, focussing, focussed are also used. The plural of the noun can be either foci or focuses. 亦拼作focusses, focussing, focussed。复数形式可以是 foci 或者 focuses。1[V-ERG 及物/不及物动词]集中(注意力)；关注 If you focus on a particular topic or if your attention is focused on it, you concentrate on it and think about it, discuss it, or deal with it, rather than dealing with other topics.   [V on n]  [V n on n]The research effort has focused on tracing the effects of growing levels of five compounds...研究重点追踪了5种化合物含量上升的影响。He is currently focusing on assessment and development...他目前在关注评估和发展。Today he was able to focus his message exclusively on the economy...今天他得以将主题全部集中在经济方面。Many of the papers focus their attention on the controversy surrounding the Foreign Secretary.许多报纸都把关注的焦点放到围绕外交部长出现的争议上。2[N-COUNT 可数名词]主题；重点；焦点 The focus of something is the main topic or main thing that it is concerned with.   [usu sing]The UN's role in promoting peace is increasingly the focus of international attention...联合国在促进和平方面的作用越来越受到国际社会的关注。The new system is the focus of controversy...这个新体制是争议的焦点。Her children are the main focus of her life.孩子们是她生活的重心。3[N-COUNT 可数名词]关注；注意 Your focus on something is the special attention that you pay it.   [usu sing]He said his sudden focus on foreign policy was not motivated by presidential politics...他说他突然关注外交政策并非受总统政治的驱使。The report's focus is on how technology affects human life rather than business...这个报告关注的是技术如何影响人类生活而非商业活动。IBM has also shifted its focus from mainframes to personal computers.IBM 公司也把重心从特大型机转向了个人电脑。4[N-UNCOUNT 不可数名词]目的；意图；含义 If you say that something has a focus, you mean that you can see a purpose in it. Somehow, though, their latest album has a focus that the others have lacked...但是，他们的最新专辑设法找到了其他专辑所欠缺的一种目的性。Suddenly all of the bizarre and seemingly isolated examples took on a meaningful focus.突然之间，所有那些怪异且看上去孤立的例子都具有了意义。5[V-ERG 及物/不及物动词]注视；使(相机、望远镜等)聚焦；给…调焦 If you focus your eyes or if your eyes focus, your eyes adjust so that you can clearly see the thing that you want to look at. If you focus a camera, telescope, or other instrument, you adjust it so that you can see clearly through it.   [V n]  [V on n]  [V n on n]  [V-ed]  [Also V]Kelly couldn't focus his eyes well enough to tell if the figure was male or female...凯利没有看清楚那个人影到底是男的还是女的。His eyes slowly began to focus on what looked like a small dark ball...他的眼睛慢慢开始看清楚那个看上去像是个小黑球的东西。He found the binoculars and focused them on the boat...他找到双筒望远镜，然后调焦对准那艘船看。Had she kept the camera focused on the river bank she might have captured a vital scene.要是她把相机的镜头一直对准河岸的话，可能就捕捉到重要的一幕了。6[N-UNCOUNT 不可数名词]注视；调焦；对焦 You use focus to refer to the fact of adjusting your eyes or a camera, telescope, or other instrument, and to the degree to which you can see clearly. His focus switched to the little white ball...他把关注点转移到那个小白球上。Together these factors determine the depth of focus...这些因素综合起来决定了景深。It has no manual focus facility.它没有手动调焦功能。7[VERB 动词]集中(光束)；聚焦 If you focus rays of light on a particular point, you pass them through a lens or reflect them from a mirror so that they meet at that point.   [V n prep]Magnetic coils focus the electron beams into fine spots.磁线圈把电子束聚焦成微小的点。8[N-COUNT 可数名词]聚焦点 The focus of a number of rays or lines is the point at which they meet.   [TECHNICAL 术语]9[PHRASE 短语](图像)清晰；(照相机、望远镜等)对准焦点 If an image or a camera, telescope, or other instrument is in focus, the edges of what you see are clear and sharp.   [v-link PHR]Pictures should be in focus, with realistic colours and well composed groups.照片应该图像清晰，颜色逼真，构图合理。10[PHRASE 短语]受关注；在讨论；(目的和性质)清楚的，明白的 If something is in focus, it is being discussed or its purpose and nature are clear.   [v-link PHR]This aggression is the real issue the world should be concerned about. We want to keep that in focus...这次侵略才是世界应该关注的真正问题。我们想继续保持关注。These issues were brought into sharp focus by the Gulf crisis.海湾危机让这些问题备受关注。11[PHRASE 短语]焦点没对准；脱焦；失焦 If an image or a camera, telescope, or other instrument is out of focus, the edges of what you see are unclear.   [v-link PHR]In some of the pictures the subjects are out of focus while the background is sharp.一些照片背景很清晰，被摄主体却因失焦而显得模糊。...a lot of out-of-focus photographs.许多对焦不实的照片12[PHRASE 短语]不受关注；(目的和性质)不清晰的 If something is out of focus, it is not being discussed or its purpose or nature is not clear.   [v-link PHR]The deficit in the US balance of payments put these considerations out of focus...美国的国际收支逆差使这些因素没有得到关注。The movement towards democracy in Latin America and the foreign debt problems that have plagued it have gone out of focus.拉丁美洲的民主运动和困扰该地区的外债问题已经淡出人们的视线。

英语单词	focus
英美音标	英 ['fəʊkəs] 美 ['foʊkəs]
中文释义	n.焦点；焦距；中心 v.（使）集中；聚集
英语例句	(1) He always wants to be the focus of attention. (2) He took out the binoculars and adjusted the focus. (3) The main focus of this manual is the management of fresh ground water resources. (4) The noise made it hard for me to focus on work. (5) He focused the sun's rays on the paper with a burning glass.
中文例句	(1) 他总想成为注意力的焦点。 (2) 他取出双筒望远镜并调整了焦距。 (3) 本指南的主要中心是地下淡水资源的管理。 (4) 噪音让我无法集中注意力工作。 (5) 他用取火镜使太阳光聚集在纸上。
vocabulary简明	Focus is something that camera lenses and sleepy students are always being asked to do. For cameras, it means finding a point where the subject is clear or "in focus." For students, it means paying attention.
vocabulary扩展	Focus is all about finding a center — of a parabolic curve, of a lens, of a meditative state. In Latin, focus meant 'domestic hearth,' which just goes to show that not much has changed — since kitchens remain the focus of the modern home. Focus can be used as a verb, as in "I need to focus on my work, so I can play video games later;" and as a noun, as in "What is the focus of this essay? I can't tell, since the writer seems to be all over the place."
柯林斯解释	The spellings focusses, focussing, focussed are also used. The plural of the noun can be either foci or focuses. 亦拼作focusses, focussing, focussed。复数形式可以是 foci 或者 focuses。 1 [V-ERG 及物/不及物动词]集中(注意力)；关注 If you focus on a particular topic or if your attention is focused on it, you concentrate on it and think about it, discuss it, or deal with it, rather than dealing with other topics. [V on n] [V n on n] The research effort has focused on tracing the effects of growing levels of five compounds... 研究重点追踪了5种化合物含量上升的影响。 He is currently focusing on assessment and development... 他目前在关注评估和发展。 Today he was able to focus his message exclusively on the economy... 今天他得以将主题全部集中在经济方面。 Many of the papers focus their attention on the controversy surrounding the Foreign Secretary. 许多报纸都把关注的焦点放到围绕外交部长出现的争议上。 2 [N-COUNT 可数名词]主题；重点；焦点 The focus of something is the main topic or main thing that it is concerned with. [usu sing] The UN's role in promoting peace is increasingly the focus of international attention... 联合国在促进和平方面的作用越来越受到国际社会的关注。 The new system is the focus of controversy... 这个新体制是争议的焦点。 Her children are the main focus of her life. 孩子们是她生活的重心。 3 [N-COUNT 可数名词]关注；注意 Your focus on something is the special attention that you pay it. [usu sing] He said his sudden focus on foreign policy was not motivated by presidential politics... 他说他突然关注外交政策并非受总统政治的驱使。 The report's focus is on how technology affects human life rather than business... 这个报告关注的是技术如何影响人类生活而非商业活动。 IBM has also shifted its focus from mainframes to personal computers. IBM 公司也把重心从特大型机转向了个人电脑。 4 [N-UNCOUNT 不可数名词]目的；意图；含义 If you say that something has a focus, you mean that you can see a purpose in it. Somehow, though, their latest album has a focus that the others have lacked... 但是，他们的最新专辑设法找到了其他专辑所欠缺的一种目的性。 Suddenly all of the bizarre and seemingly isolated examples took on a meaningful focus. 突然之间，所有那些怪异且看上去孤立的例子都具有了意义。 5 [V-ERG 及物/不及物动词]注视；使(相机、望远镜等)聚焦；给…调焦 If you focus your eyes or if your eyes focus, your eyes adjust so that you can clearly see the thing that you want to look at. If you focus a camera, telescope, or other instrument, you adjust it so that you can see clearly through it. [V n] [V on n] [V n on n] [V-ed] [Also V] Kelly couldn't focus his eyes well enough to tell if the figure was male or female... 凯利没有看清楚那个人影到底是男的还是女的。 His eyes slowly began to focus on what looked like a small dark ball... 他的眼睛慢慢开始看清楚那个看上去像是个小黑球的东西。 He found the binoculars and focused them on the boat... 他找到双筒望远镜，然后调焦对准那艘船看。 Had she kept the camera focused on the river bank she might have captured a vital scene. 要是她把相机的镜头一直对准河岸的话，可能就捕捉到重要的一幕了。 6 [N-UNCOUNT 不可数名词]注视；调焦；对焦 You use focus to refer to the fact of adjusting your eyes or a camera, telescope, or other instrument, and to the degree to which you can see clearly. His focus switched to the little white ball... 他把关注点转移到那个小白球上。 Together these factors determine the depth of focus... 这些因素综合起来决定了景深。 It has no manual focus facility. 它没有手动调焦功能。 7 [VERB 动词]集中(光束)；聚焦 If you focus rays of light on a particular point, you pass them through a lens or reflect them from a mirror so that they meet at that point. [V n prep] Magnetic coils focus the electron beams into fine spots. 磁线圈把电子束聚焦成微小的点。 8 [N-COUNT 可数名词]聚焦点 The focus of a number of rays or lines is the point at which they meet. [TECHNICAL 术语] 9 [PHRASE 短语](图像)清晰；(照相机、望远镜等)对准焦点 If an image or a camera, telescope, or other instrument is in focus, the edges of what you see are clear and sharp. [v-link PHR] Pictures should be in focus, with realistic colours and well composed groups. 照片应该图像清晰，颜色逼真，构图合理。 10 [PHRASE 短语]受关注；在讨论；(目的和性质)清楚的，明白的 If something is in focus, it is being discussed or its purpose and nature are clear. [v-link PHR] This aggression is the real issue the world should be concerned about. We want to keep that in focus... 这次侵略才是世界应该关注的真正问题。我们想继续保持关注。 These issues were brought into sharp focus by the Gulf crisis. 海湾危机让这些问题备受关注。 11 [PHRASE 短语]焦点没对准；脱焦；失焦 If an image or a camera, telescope, or other instrument is out of focus, the edges of what you see are unclear. [v-link PHR] In some of the pictures the subjects are out of focus while the background is sharp. 一些照片背景很清晰，被摄主体却因失焦而显得模糊。 ...a lot of out-of-focus photographs. 许多对焦不实的照片 12 [PHRASE 短语]不受关注；(目的和性质)不清晰的 If something is out of focus, it is not being discussed or its purpose or nature is not clear. [v-link PHR] The deficit in the US balance of payments put these considerations out of focus... 美国的国际收支逆差使这些因素没有得到关注。 The movement towards democracy in Latin America and the foreign debt problems that have plagued it have gone out of focus. 拉丁美洲的民主运动和困扰该地区的外债问题已经淡出人们的视线。

Focus [V Eyes N Main Camera Telescope Phrase