extension

1. N-COUNT An extension is a new room or building that is added to an existing building or group of buildings. (已有建筑或建筑群的) 延伸建筑

We are thinking of having an extension built, as we now require an extra bedroom. 我們正在考慮擴(kuò)建房屋，因?yàn)槲覀儸F(xiàn)在需要多一間臥室。

2. N-COUNT An extension is a new section of a road or railway that is added to an existing road or railway. (已有公路、鐵路的) 延長路段

...a proposed extension to the No. 7 subway line. …提議的地鐵7號(hào)線的一段延長路段。

3. N-COUNT An extension is an extra period of time for which something lasts or is valid, usually as a result of official permission. 延長的期限

He first entered the country on a six-month visa, and was given a further extension of six months. 他最初憑有效期為6個(gè)月的簽證進(jìn)入這個(gè)國家，之后又得到了6個(gè)月的續(xù)簽。

4. N-COUNT Something that is an extension of something else is a development of it that includes or affects more people, things, or activities. 延展

Many Filipinos see the bases as an extension of American colonial rule. 許多菲律賓人把這些基地看作是美國殖民統(tǒng)治的延展。

5. N-COUNT 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 is also used. (電話的) 分機(jī)[also N num]

She can get me on extension 308. 她可以通過分機(jī)308找到我。

6. N-COUNT An extension is a part connected to a piece of equipment in order to make it reach something further away. (設(shè)備的) 延伸部分

...a 30-foot extension cord. …一條30英尺的延長線。