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perforation

US [ˌpɜrfəˈreɪʃ(ə)n]
UK [ˌpɜː(r)fəˈreɪʃ(ə)n]
  • n.穿孔;齿孔;穿通
  • Web射孔;冲孔;钻孔
Plural Form:perforations  
perforation
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n.
1.
[c][usupl]
齿孔a small hole in a surface, often one of a series of small holes
Tear the sheet of stamps along the perforations.
沿齿孔把邮票撕开。
2.
[u]
穿孔;穿通the process of splitting or tearing in such a way that a hole is left
Excessive pressure can lead to perforation of the stomach wall.
过大的压力会导致胃壁穿孔。

Sample Sentence

Definition:
Category:AllAll,OralOral,WrittenWritten,TitleTitle,TechnicalTechnical
Source:AllAll,DictionaryDictionary,WebWeb
Difficulty:AllAll,EasyEasy,MiddleMiddle,HardHard
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