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

• Using finite difference method, this paper numerically simulated factors that would affect the production after perforate completion in horizontal wells, such as perforation depth 、 density 、 diameter and phases. Additionally, it gave sensitivity analysis about different perforation depth, density and diameter.
  用有限差分法对影响到水平井射孔完井后产量的因素&孔深、孔密、孔径、孔相位进行数值模拟，并对不同的孔深、孔密、孔径作了敏感性分析。
• 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
• If the ulcer penetrates through the muscularis and through adventitia, then the ulcer is said to "perforate" and leads to an acute abdomen.
  如果穿透肌层和外膜层，即发生溃疡穿孔，导致急腹症。
• 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。
• Universal Designing Volley of Guns for Perforation by Using EXCEL Skillfully Application of Technology of High Gas Cannon Picking Roof Perforate Gas Administer
  巧用EXCEL表格实现通用射孔排炮设计高瓦斯炮放面顶板钻孔法瓦斯治理技术应用
• 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。
• Methods Perforate the outside breastwork of nasal cavity and dacryocyst underwent transnasal endoscopic used microwave and electric drill.
  方法鼻内镜直视下在鼻腔外侧壁联合应用微波、电钻对骨壁及泪囊进行开窗。
• In communications, a manual switching system where incoming messages to the switching center perforate paper tape.
  在通信技术中，一种人工信息〔文〕换方法，即进入交换中心的（息）文用手工在纸带上穿孔。
• The Ascaris adults may perforate a suture line or cause a bile or pancreatic duct obstruction.
  成虫可穿破缝线或引起胆管或胰腺管阻塞。
• We'll perforate it, put it on a roll.
  我们要撕下来，揉成一团。