音标:[.pә:fә'reiʃәn] ;
n. 穿孔, 孔眼, 贯穿, 贯通
[化] 穿透
n. a line of small holes for tearing at a particular place
n. a hole made in something
n. the act of punching a hole (especially a row of holes as for ease of separation)
词型变化:名词复数形式 : perforations
词性分布:
名词100%

perforation的用法和样例:

例句

用作名词(n.)
  1. This prevents bowel perforation.这样可以防止肠道穿孔。
  2. The acute Perforation has developed.发生急性穿孔。
  3. Excessive pressure can lead to perforation of the stomach wall.过大的压力会导致胃壁穿孔。

词汇搭配

  • simple perforation单穿孔
  • central perforation中央性穿孔,中央穿孔...
  • multiple perforation复穿孔
  • perforation plate穿孔底板
  • corneal perforation[医] 角膜穿破...
  • explosive perforation爆炸打孔
  • reticulate perforation网状穿孔
  • marginal perforation边缘穿孔
  • negative perforation底片片孔
  • enteric perforation小肠穿孔
  • stomach perforation胃穿孔
  • perforation rate穿孔速度,穿孔速率...
  • esophageal perforation食管穿孔
【近义词】
学英语单词
achor
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assumed bond
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babble out
barrel type mixer
bizzle
calicinated
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carbonaceous brasque
central cirrhosis
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chemical probing
chronic appendicitis
clover organization
combined pitot static probe
combustion chamber space
cottage-cheese
crown-block saver
Current Mode Feedback
cutting offal
definition of search tree
direct access file
dry tuned gyro
en-joie
enculturing
extremity piece
fancy packing box
faulted upfold
fibropsammoma
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forged piece
Freeuril
fuel dipper
gastrohepatic
getting a load of
give the floor to
hand rail stanchion
hardware circular buffer
hectogamma
homofascism
hydrogen-halogen fuel cell
hydroxycitronellal dimethvl acetal
just for fun
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kockelman
kyanitite
lamoha superciliosa
laudati
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logic in legal contexts
loop coupling for cavities
male body
Mississippi City
model of quadric
mucuna pruriens pruriens
multi way
nhef
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nidra
non-interchangeability
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orderly bin
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pet hospital
photocoagulators
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primary valence bond
pulse spectrum bandwidth
purple herons
re-wish
reactive current component
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samurai
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siteadvisor
slow diffusion
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star-glory
sternum pectorale
supplementary twin
swelling behaviour
tilting steam trap
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unclue
unspecified licencing
upbreakings
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