extension
/ɪkˈstenʃn/
/ɪkˈstenʃn/
释义
noun延伸部分，扩建部分；电话分机
英英释义
nouna part that you add to something to make it bigger
nounone of the phones in a building that is connected to the main phone
场景例句
- They’ve built an extension on the back of the house.
- Can I have extension 4110, please?
词态变化
extension, extensions
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