Question

extension n.延长；伸展；延期；扩充；观念发展；增强n.电话分机；特别课程n.[计]文件名 (1) 这条绳子不够长！你有长一点的吗？(2) 他的腿现在能够伸展自如了。(3) 他申请延长签证有效期。(4) 我们扩建了我家的房屋。(5) 他认为当地的历史是每个人家庭历史的发展。(6) 每间办公室都有电话分机。(7) 方法对每个文件名扩展名只返回一个唯一文件名。(8) 你可以按照包含在文件名当中的扩展名和关键字有选择地过滤列表，并且还可以选择包括子目录。 The noun extension comes from the Latin word extendere, meaning “stretch out.” If you’re a great gymnast, you probably have amazing extension — flexible and long-reaching limbs. If someone meets your sister and assumes you will be exactly like her, you might say, "That's a stretch," meaning this person has, by extension, drawn conclusions about you which are somewhat true but not completely accurate.

Accepted Answer

英 [ɪk'stenʃn] 美 [ɪk'stenʃn] (1) This cord is not long enough! do you have an extension?(2) His leg was now capable of full extension.(3) He asked for an extension of his visa.(4) We built an extension to our house.(5) He sees local history as an extension of family history.(6) There are telephone extensions in every office.(7) Method will only return one unique file name per file name extension.(8) You can optionally filter the list by extension and keyword contained inthe file name, and also choose to include sub-directories. An extension is the act of getting more time, space, or length, like an extension of a deadline that gives you one more day to turn in a paper, or extensions that make your hair look longer. 1[N-COUNT 可数名词]（房屋的）扩建部分 An extension is a new room or building which is added to an existing building or group of buildings. 2[N-COUNT 可数名词]（公路、铁路等的）延长线 An extension is a new section of a road or rail line that is added to an existing road or line.   [usu with supp]...the Jubilee Line extension.银禧延长线3[N-COUNT 可数名词]展期；延长期 An extension is an extra period of time for which something lasts or is valid, usually as a result of official permission. He first entered Britain on a six-month visa, and was given a further extension of six months...他最初持6个月的签证进入英国，后来又获得6个月的续签。Ian Lentern has been granted a three-year extension.伊恩·伦特恩已经被批准延期3年。4[N-COUNT 可数名词]扩大；扩展；延伸 Something that is an extension of something else is a development of it that includes or affects more people, things, or activities.   [usu N of n]Many Filipinos see the bases as an extension of American colonial rule...很多菲律宾人视这些基地为美国殖民统治的延续。That's the logical extension of my approach.那是对我的方法的合乎逻辑的扩展。5[N-COUNT 可数名词]电话分机（亦用书面缩略ext.） An extension is a telephone line that is connected to the switchboard of a company or institution, and that has its own number. The written abbreviation ext. is also used.   [also N num]She can get me on extension 308...她打308分机就能联系到我。For further information, please contact 414 3925, extension 2253.详情请致电414 3925,转分机2253。6[N-COUNT 可数名词]（设备的）延伸部分 An extension is a part which is connected to a piece of equipment in order to make it reach something further away. ...a 30-foot extension cord... 30英尺的延长线Some of the best extensions are made from sections of rod tube or drainpipe.最好的延长管中有些是用杆管或排水管制成的。

英语单词	extension
英美音标	英 [ɪk'stenʃn] 美 [ɪk'stenʃn]
中文释义	n.延长；伸展；延期；扩充；观念发展；增强 n.电话分机；特别课程 n.[计]文件名
英语例句	(1) This cord is not long enough! do you have an extension? (2) His leg was now capable of full extension. (3) He asked for an extension of his visa. (4) We built an extension to our house. (5) He sees local history as an extension of family history. (6) There are telephone extensions in every office. (7) Method will only return one unique file name per file name extension. (8) You can optionally filter the list by extension and keyword contained inthe file name, and also choose to include sub-directories.
中文例句	(1) 这条绳子不够长！你有长一点的吗？ (2) 他的腿现在能够伸展自如了。 (3) 他申请延长签证有效期。 (4) 我们扩建了我家的房屋。 (5) 他认为当地的历史是每个人家庭历史的发展。 (6) 每间办公室都有电话分机。 (7) 方法对每个文件名扩展名只返回一个唯一文件名。 (8) 你可以按照包含在文件名当中的扩展名和关键字有选择地过滤列表，并且还可以选择包括子目录。
vocabulary简明	An extension is the act of getting more time, space, or length, like an extension of a deadline that gives you one more day to turn in a paper, or extensions that make your hair look longer.
vocabulary扩展	The noun extension comes from the Latin word extendere, meaning “stretch out.” If you’re a great gymnast, you probably have amazing extension — flexible and long-reaching limbs. If someone meets your sister and assumes you will be exactly like her, you might say, "That's a stretch," meaning this person has, by extension, drawn conclusions about you which are somewhat true but not completely accurate.
柯林斯解释	1 [N-COUNT 可数名词]（房屋的）扩建部分 An extension is a new room or building which is added to an existing building or group of buildings. 2 [N-COUNT 可数名词]（公路、铁路等的）延长线 An extension is a new section of a road or rail line that is added to an existing road or line. [usu with supp] ...the Jubilee Line extension. 银禧延长线 3 [N-COUNT 可数名词]展期；延长期 An extension is an extra period of time for which something lasts or is valid, usually as a result of official permission. He first entered Britain on a six-month visa, and was given a further extension of six months... 他最初持6个月的签证进入英国，后来又获得6个月的续签。 Ian Lentern has been granted a three-year extension. 伊恩·伦特恩已经被批准延期3年。 4 [N-COUNT 可数名词]扩大；扩展；延伸 Something that is an extension of something else is a development of it that includes or affects more people, things, or activities. [usu N of n] Many Filipinos see the bases as an extension of American colonial rule... 很多菲律宾人视这些基地为美国殖民统治的延续。 That's the logical extension of my approach. 那是对我的方法的合乎逻辑的扩展。 5 [N-COUNT 可数名词]电话分机（亦用书面缩略ext.） An extension is a telephone line that is connected to the switchboard of a company or institution, and that has its own number. The written abbreviation ext. is also used. [also N num] She can get me on extension 308... 她打308分机就能联系到我。 For further information, please contact 414 3925, extension 2253. 详情请致电414 3925,转分机2253。 6 [N-COUNT 可数名词]（设备的）延伸部分 An extension is a part which is connected to a piece of equipment in order to make it reach something further away. ...a 30-foot extension cord... 30 英尺的延长线 Some of the best extensions are made from sections of rod tube or drainpipe. 最好的延长管中有些是用杆管或排水管制成的。

Extension N Count 可数名词 File Line Telephone Make Meaning