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。
• 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。
• We'll perforate it, put it on a roll.
  我们要撕下来，揉成一团。
• 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。
• 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。
• Methods The 73 cases with bone nonunion, bone defect and bone reveal were treated with scar resection or wound liquidation to clear dead bone and perforate marrow antrum.
  方法对73例骨不连、骨外露、骨缺损者，切除瘢痕病灶或进行创面扩创，祛除死骨及硬化骨折端，打通骨髓腔。
• 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。
• The effects of bottom porthole and the intensity of liquid flow on entrainment are on the small side, but the effects of the hole-air-speed of the tray, the liquid height on the tray and the perforate rate of sprinkler plate are relatively bigger;
  帽体底隙和液流强度对于雾沫夹带的影响比较小，板气速、板上清液层高度和罩体喷射板开孔率对与雾沫夹带影响比较大；
• Perforate the cover to let air in
  在盖子上打眼让空气进入
• Method the authors used syringe needle to perforate sclera, the technique can control ration of subretinal fluid draingage, and comparing this technique with traditional scleral electrocoagulation and subretinal fluid draingage technique.
  方法用注射针头作巩膜穿刺，能控制定量放液，并将本方法与传统的巩膜电凝放液法进行比较。