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perforate

v.打孔

难易程度:

perforate为短语/超纲词汇

词形变化:

动词过去式:perforated 过去分词:perforated 现在分词:perforating 第三人称单数:perforates 形容词:perforable 名词:perfora-tor

词根

per-=through,thoroughly,away 变化型 par-,pel-,pil-

近义词, 同义词

open  gape  yawn  fly open  perforate  pierce  bore  drill  tunnel  transfix  puncture  lanceopen  perforated  wide open  ajar  unclosed  gaping  yawning      

相关词

bore  enter  penetrate  pierce  puncture    

perforate


/'pɜ:fəreɪt; `pɝfə,ret/
v [Tn]
1 make a hole or holes through (sth) 在(某物)上穿孔或打眼
*perforate the cover to let air in 在盖子上打眼让空气进入
* [attrib 作定语] a perforated ulcer 穿孔的溃疡.
2 make a row of small holes (esp in paper) so that it will tear easily 在(尤指纸)上打齿孔(以便撕开)
*[attrib 作定语] a perforated sheet of postage stamps 有齿孔的邮票联张.

perforate


v [T]
to make a hole or holes in something
 A broken rib had perforated her lung.