perforation

音标发音

• 英式音标 [ˌpɜː.fərˈeɪ.ʃən]
• 美式音标 [ˈpɝː.fəˈreɪ.ʃən]
• 英式发音
• 美式发音

基本解释

• n.孔；穿孔

同根派生

同根词
• 词根：perforate
adj.
• perforated穿孔的；有排孔的
• perfoliate茎贯穿叶而生长的；贯穿性的；[植]抱茎状的
v.
• perforated穿孔（perforate的过去分词）
vi.
• perforate穿过，贯穿；穿孔
vt.
• perforate穿孔于，打孔穿透；在…上打齿孔

• perforation相关词

英汉例句

双语例句

• The 110-decibel level of piling risks perforation of the eardrum, which leads to hearing loss.
  打桩作业带来的110分贝噪音有可能导致鼓膜穿孔，后果会导致失聪。
• They include bleeding from the site of a biopsy or polypectomy and a tear (perforation) through the lining of the intestinal wall.
  活组织检查和做息肉切除术时的出血、（ 肠？ ）内壁撕裂或穿孔。
• If your ERCP included a therapeutic procedure such as removal of stones or placement of a stent (drain), there are additional small risks of bleeding or perforation (making a hole in the intestine).
  如果要通过造影进行治疗，比如结石清除或者放置支架引流，还要考虑出血或者肠穿孔的风险。

权威例句

• The well should be completed by mid-December with perforation scheduled for mid month.
  FORBES: McMoRan Exploration Insists We "Stay Tuned"

• perforation更多例句

词组短语

短语

• stercoral perforation 结肠粪性穿孔;粪性结肠穿孔
• abraded perforation 磨蚀的射孔眼
• Mixed Perforation 混合齿孔
• Perforation Misplaced 齿孔移位
• Bald perforation 秃齿

• perforation更多词组

英英字典

剑桥英英字典

• a hole in something

柯林斯英英字典

• Perforations are small holes that are made in something, especially in paper.

• perforation剑桥字典
• perforation柯林斯字典

专业释义

医药科学

• 穿孔

  Neither stenosis nor perforation was encountered.
  无狭窄、穿孔发生。

• 穿通孔

机械工程

• 穿孔

  The contradiction between the damping and bending stiffness make it difficult to determine the size of the perforation area. In this paper, the properties of cocured composite with embedded perforated viscoelastic layer are investigated.
  弯曲刚度和阻尼性能之间的矛盾,使得阻尼层穿孔面积的大小难以确定。

• 贯穿

  In modern wars, all most of the perforation wound, and the normal-frequency ventilation can’t work well to the state of an illness, but the high-frequency ventilation can do it.
  在现代战争中,伤员大部分都为枪弹伤(系贯穿伤),而对于这种伤病情况,普通的常频呼吸机不能够达到最佳的通气效果,而高频呼吸机却能够达到较好的通气治疗效果。

  土木建筑工程

• 穿孔
• 孔眼

物理学

• 贯穿

  Because of its great current signification and importance in military field, the penetration and perforation of concrete slabs impacted by steel projectiles has been an ongoing topic of interest.
  弹体对混凝土的侵彻、贯穿效应在军事领域具有重要的现实意义。

  军事学

• 贯穿

地球科学

• 射孔

计算机科学技术

• 打孔
• 折页线
• 打孔眼线

生物学

• 穿孔
• 孔
• 穿破
• 穿孔;穿孔术