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
abnormal termination abort
Acomatacarus major
allantoicase
amoureuse
antifoundational
banausic
bathurst
Blerick
bracket light
car mirror
centre of dispersal
cepheid variables
ceramic DIP
chamazulenogene
chloranilate
circuit tester
coeruleum thymolis
coordiator
copyright infringement
cortex granati
cosyntropin
counter-clockwise angle
court trusts
cover type map
cupressus arizonicas
cylinder band
declaimeth
deener
dense-graded asphalt concrete
Deutzia nanchuanensis
diesel reduction drive
different diameter roll type husker
distribution account of national income
double-occupancy
draw beam
dustbathing
enprisoning
fitted value
fractional digit
gastricisin
georg ohm
goatburger
guinea keets
Herzegowina
high muckety-muck
Hopf mapping
hypoventilating
Ijesa-Tedo
infrahepatic
kerin
macphersonite
matrimony vines
memorialis hirta (bl.) wedd.
metallic hydrogen
milk tanker transporter
miniseriess
misrepresentation of health information
mother-fuckers
mountain-making movement
neon filledtube
Ness, River
objective analysis value
Oosterdijk
opening of the telescope
overall logic
pearl knitting
periaqueduct
policy credibility
polychromatic light
potassium cobalto-nitrite
Potentilla nervosa
powdered vulcanized rubber
Przysucha
recovery process
red flower
rediverted
relapseth
retroarcs
rexman
Ruhinda
saddle friction-plates
second-string
single-speeds
stealings
stop valve spindle
structural component
supmmeatai triangle
thermal initiation
thermal underwears
topographic interpretation
trapezium segment
trial-for-ignition period
UKBA
umbworld
unbind
uniquely defining class
vehide currency
veiniest
wasn't
witnessest
xenogenesis
Yagi-Uda array