网站首页  词典首页

请输入您要查询的英文单词：

　

单词 perforation
释义
perforation
noun
uk
/ˌpɜː.fərˈeɪ.ʃən/us
/ˈpɝː.fəˈreɪ.ʃən/
[C]
aholein something:
孔
Ateabagisfulloftinyperforations.茶包上满是小孔。
[CorU]medicalspecialized
aholethat goes all the way through amembraneortissueor theactof making aholelike this:
穿透膜（或组织的）孔；在膜（或组织）上穿的孔
Onepossiblecomplicationofcolonoscopyis a perforation through thebowelwallthat couldrequiresurgery.结肠镜检查的一个可能的并发症是大肠穿孔，必须靠手术解决。
SMART Vocabulary: related words and phrases
Holes, hollows and dips
  • anti-crack
  • aperture
  • blistered
  • chink
  • cranny
  • cratering
  • dint
  • escape hatch
  • gouge
  • hollow
  • imprint
  • intake
  • interstice
  • leak
  • leaky
  • nook
  • nooks and cranniesidiom
  • piercing
  • pinprick
  • tear
See more results »
(Definition ofperforationfrom theCambridge Advanced Learner's Dictionary & Thesaurus© Cambridge University Press)

Examplesofperforation

perforation
Perforationor damage to adjunct structures is also unlikely, and did not occur during our existing experience.
From theCambridge English Corpus
Off theperforationcentreline, however, the boundary layer profiles are highly distorted.
From theCambridge English Corpus
The perforations consisted of eight 1 in. holes randomly arranged.
From theCambridge English Corpus
The samples obtained were studied histologically and the lungs examined with 1 cm serial sections for evidence of serious hemorrhage, contusion or pleuralperforation.
From theCambridge English Corpus
The exploration and empirical quantification of light levels for at least three threshold conditions was performed by adjusting theperforation.
From theCambridge English Corpus
Numerous small perforations occurred posteriorly but fewer anteriorly.
From theCambridge English Corpus
We then examine the absorptive properties of this arrangement when the perforations are circular apertures.
From theCambridge English Corpus
Three 1-cm2 perforations were made on each side of the litterbags to allow macro-fauna to enter.
From theCambridge English Corpus
There is a need for a theory to determine the optimal combination of theperforationgeometry and the bias flow.
From theCambridge English Corpus
However, 30% of stents occlude or migrate, and they can also cause bleeding orperforation.
From theCambridge English Corpus
Comparisons are now made between the predictions and measurements for isolated holes and single rows of super-scale perforations.
From theCambridge English Corpus
There were no deaths, pulmonary artery perforations or acute aneurysm formations.
From theCambridge English Corpus
As it progresses downstream of theperforationthe vortex diffuses and its core migrates away from the surface.
From theCambridge English Corpus
When excising this region, it is important to remember that extensive resection can lead toperforationof the heart wall.
From theCambridge English Corpus
Three suction perforations were located on the upper surface 450 mm from the leading edge.
From theCambridge English Corpus
These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.
#https://dictionary.cambridge.org//dictionary/english/perforation##
随便看

　

英汉词典包含213609条英汉翻译词条，涵盖了常用英语单词及词组短语的翻译及用法，是英语学习的必备工具。

　

Copyright © 1999-2024 qbania.com All Rights Reserved
更新时间：2024/12/28 3:27:27