http://www.pons.de/produkte/3-12-517841-X/(牛津大学出版社授权产品)
extension [美 ˌɪkˈstɛn(t)ʃ(ə)n, 英 ɪkˈstɛnʃ(ə)n, ɛkˈstɛnʃ(ə)n] 名词
1.1. extension U (of power, meaning):
1.2. extension U or C (lengthening):
1.3. extension C (appendage):
2. extension C (to building):
3.1. extension 电信 C (line):
3.2. extension 电信 C (telephone):
- extension
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4. extension U 大学:
- university extension
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5. extension C 计算机 (for document):
- extension
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extension ladder 名词
- extension ladder
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- extension
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- extension
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- extension
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- extension
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- extension