perforate

英 [ˈpɜːfəreɪt]

美 [ˈpɜːrfəreɪt]

v.  打孔; 穿孔; 打眼

过去分词：perforated　现在分词：perforating　过去式：perforated　第三人称单数：perforates　

GRE

BNC.35503 / COCA.27794

牛津词典

verb

• 打孔；穿孔；打眼
  to make a hole or holes through sth
  1. The explosion perforated his eardrum.
     爆炸震破了他的耳膜。
  2. a perforated line (= a row of small holes in paper, made so that a part can be torn off easily)
     齿孔线

柯林斯词典

• VERB 在…上钻孔；在…上打眼
  Toperforatesomething means to make a hole or holes in it.
  1. I refused to wear headphones because they can perforate your eardrums.
     我不愿戴耳机，因为它可能会使鼓膜穿孔。

英英释义

verb

• pass into or through, often by overcoming resistance
  1. The bullet penetrated her chest
  Synonym:penetrate
• make a hole into or between, as for ease of separation
  1. perforate the sheets of paper
  Synonym:punch

adj

• having a hole cut through
  1. pierced ears
  2. a perforated eardrum
  3. a punctured balloon
  Synonym:piercedperforatedpunctured

双语例句

• Discussion on great diameter perforate substitutes with the trough to traverse into technology in opening
  大直径钻孔替代顺槽横贯成孔工艺的初探
• The perforate failure analysis of copper pipe using for air-conditioner
  空调用铜管穿孔失效分析
• This one looks rather like a sponge: thousands of parallel channels perforate a thin wafer of silicon.
  这个棘齿看起来比较像纱布：数以千计的平行孔道贯穿一片薄薄的矽晶圆。
• The results point out: chronic dental pulpitis, with long-term symptoms, caused by deep caries, though do not perforate into pulps, there may be many living bacteria in their pulp tissues.
  结果提示：深龋引起的长期有症状的慢性牙髓炎，尽管未穿髓，牙髓组织中，仍可有大量活细菌长期存在。
• Water-power deep penetrator system can perforate clearly drainage channel utilizing the principle of high pressure jet cutting.
  水力深穿透射孔系统利用高压水射流钻孔的方式实现深穿透射孔。
• The wet-plate pressure drop fundamentally is nothing to do with the bottom porthole and the perforate rate of sprinkler plate, only with the hole-air-speed of the tray and the liquid height on the tray to proportional relation.
  湿板压降基本与罩体底隙、罩体喷射板上开孔率无关，只与板孔气速和板上清液层高度成正比关系；
• Having developed stiff perforate stress is by self counted, according to the change of survey curve of stress meter-stress-time curve sluggish rise identify the fatalness of rockburst.
  自行研制了刚性钻孔应力计，根据应力计实测曲线的变化，即应力&时间曲线的滞增长特征，识别冲击地压的危险性。
• To perforate paper with a pin.
  用大头针别住纸。
• This may shortened its life and corrosion products would adversely affect the quality of the refined oil. Once the tank corrosion perforate, the crude oil will disclosure. This will not only cause environmental pollution, but also may lead to a major fire and explosion.
  同时腐蚀产物会对成品油质量造成不良影响；一旦油罐腐蚀穿孔导致原油外泄，不仅会造成环境污染，而且可能酿成重大火灾及爆炸事故。
• Filtering standard of hydraulic deep-penetration perforate
  水力深穿透射孔的筛选标准