| 单词 | extension |
| 释义 | extension/ɪk'sten∫ən/ n. ➊ the act of making sth longer or larger ➋ a telephone that is connected to a central system of a large building n. ➊ [U; C] 延伸；扩大：[extension of sth] The extension of the highway to the town will benefit more than 50,000 people. 高速公路延伸至这个镇上将使5万多人受益。 ➋ [C] 分机：What's your extension number? 你的分机号码是多少？ 构词extend + -sion 音组-ension/-'en∫ən/ comprehension; dimension; extension; pension; suspension; tension |
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