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

• 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。
• Filtering standard of hydraulic deep-penetration perforate
  水力深穿透射孔的筛选标准
• 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。
• And Injecting fertilization could effectively promote the absorption of plant nutrients than boring to aerate and perforate stuffing.
  此外，注干施肥较之钻孔通气和施加有机肥更有利于植株营养元素的吸收。
• 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。
• 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
• 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；
• 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 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。
• Perforate the cover to let air in
  在盖子上打眼让空气进入