英语词汇perforation的意思翻译、读音、音标、释义-英汉词典-范文网

单词	perforation
释义	per·for·ationBrE /ˌpɜːfəˈreɪʃn/ NAmE /ˌpɜːrfəˈreɪʃn/ noun [C , usually pl. ]a small hole in a surface , often one of a series of small holes 齿孔◆ Tear the sheet of stamps along the perforations . 沿齿孔把邮票撕开。[U ](medical医学) the process of splitting or tearing in such a way that a hole is left 穿孔；穿通◆ Excessive pressure can lead to perforation of the stomach wall . 过大的压力会导致胃壁穿孔。
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