perforate
perforate
verb
perforator
[ˈpəːfəreɪtə]
noun
语源
verb
- [with obj.]pierce and make a hole or holes in
穿孔于，打眼于
fragments of an explosive bullet perforated his intestines in a dozen places.
子弹爆炸的碎片在他肠子上穿了十几个洞。
[often as adj. perforated]a perforated appendix.
穿孔阑尾。
■make a row of small holes in (paper) so that a part may be torn off easily
在（纸）上打齿孔
- (Biology & Medicine)perforated
(生，医)有孔的，穿孔的
a perforate shell.
有孔的贝壳。
perforator
[ˈpəːfəreɪtə]
noun
语源
- late Middle English (as an adjective): from Latin perforat- 'pierced through', from the verb perforare, from per- 'through' + forare 'pierce'
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考试词汇表
