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
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2-CHLOROBENZYLAMINE
amphidromic points
anomophyllous
attendant on/upon
Avgo, Nisis
basa
bizzer
bootstrap generator
Brosna, R.
buffer store address
business exercise
cable jurisdiction
catenarian arch
Ceratoglanis
cleanaway
communications architecture
concrete lead-lined cell
control debugging
Cremanthodium smithianum
cross hatched map
depth recording device
development site
deviations
dimensional organization of emotion
document set
dry cooling tower
electric quadrupole transition
end-of-volume label
erythrodermas
eugenic, eugenical
flange nut
fusion gene
GALAXIIFORMES
group-works
guano
happened to
hebbian synapse
high density data system
high-low-range switch
hydroscientists
Håsjö
interparticles
Khubāyah
kidney pies
large-companies
logic shift right
lucky money
melanoblastic
Mereeg(Meregh)
monothalamic
moon tracking
mossiest
multi-scaler design
naqshbandi
New Brunswicker
nipponoserica quadrifoliata
normal flight
obnoxiousnesses
pfennigs
pick the eyes out of
poor-cod
portable counter
pre-runs
premigration
pressure decline
primary-tertiary alcohol
probationally
proteolytic activlty
register rotation
resection of scar of abdominal wall
resonance monochrometer
retinency
scanning multichannal microwave radiometer (smmr)
selective frequency control
semiautomatic ground environment system
shaft coupling
side door release valve
Sjöbo
slipstreamed
slow scan TV
solid - state device
soregasm
south african republic
spotsylvanias
spurn the ground
stark naught
surrogate advertising
tail gearbox
tenth value layer
the bubble bursts
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tri-n-butyltin bromide
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truth table method
two-colour photography
two-wing flying fish
tyranny
Viola formosana
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