| 单词 | perforation |
| 释义 | perforation 1 ENTRIES FOUND: plural perforations plural perforations Learner's definition of PERFORATION 1 [count] : a small hole or series of small holes in paper, cardboard, etc.齿孔；小孔 — often plural常用复数
2 medical : a hole in part of the body caused by an accident or disease穿孔 [count]
[noncount]
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英汉双解词典包含109353条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。