Question

extension n.延长,扩充,范围 n.扩展名 adj.[逻]外延的,客观现实的 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. ★★☆☆☆ 2012.2

Accepted Answer

[ik'stenʃ(ə)n] 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. In 2006, the state went a step further, requiring that any extension of the plant’s license be subject to Vermont legislature’s approval. Then, too, the company went along. 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	[ik'stenʃ(ə)n]
中文释义	n.延长,扩充,范围 n.扩展名 adj.[逻]外延的,客观现实的
vocab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.
vocab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.
真题原句	In 2006, the state went a step further, requiring that any extension of the plant’s license be subject to Vermont legislature’s approval. Then, too, the company went along.
柯林斯星级	★★☆☆☆
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。
来源	2012.2

Extension N Count 可数名词 Line Make Meaning Company Building