extensions基本解释
n.伸展；扩大；延长部分；电话分机
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extensions
extensions是什么意思？
n.伸展；扩大；延长部分；电话分机
- 单词
- extensions
extensions 学习重点
- 先确认 extensions 的核心释义，再结合音标完成发音记忆。
- 阅读下方例句、词组和双语内容，可以判断 extensions 在真实语境中的用法。
更新时间：2026-07-09 02:32:29
- 英英释义
名词 extension:
- a mutually agreed delay in the date set for the completion of a job or payment of a debt
- act of expanding in scope; making more widely available
- the spreading of something (a belief or practice) into new regions
- an educational opportunity provided by colleges and universities to people who are not enrolled as regular students
- act of stretching or straightening out a flexed limb
- a string of characters beginning with a period and followed by one or more letters; the optional second part of a PC computer filename
- the most direct or specific meaning of a word or expression; the class of objects that an expression refers to
- the ability to raise the working leg high in the air
- amount or degree or range to which something extends
- an additional telephone set that is connected to the same telephone line
- an addition to the length of something
- an addition that extends a main building
- 临近词
- extension die
- extension rim
- Extension lag
- extension
- extension gap
- extension AHP
- extension tap
- extensionless
- extensiontype
- extension set
- extension fee
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