音标:[kɔnˈkeɪvd] ;
v. 凹的( concave的过去式和过去分词 ); 凹地; 凹面, 成凹形
imp. & p. p. of Concave
a. Bowed in the form of an arch; -- called also arched.

concave的用法和样例:

例句

用作形容词(adj.)
  1. The palm of one's hand is slightly concave.人的手掌是微凹的。
  2. A cylinder is a hollow tube with a closed concave base that permits it to stand upright.钢瓶是中空的管道,封闭的底部是凹入的,这样可以直立起来。
  3. His figure looks very funny in the concave mirror.他的样子在凹镜里显得非常可笑。
用作名词(n.)
  1. These are aberration-corrected holographic concave gratings.下表所列为像差校正全息凹面光栅。
  2. The cloven hooves are sharp edged, elastic and concave.蹄锋利,呈凹形,富有弹性。
  3. This article has described expanding method for repairing the concave retaining ring caused by the hydraulic bulging.详细介绍了用扩冲法对液压胀形出现凹形的护环进行修复的方法。

词汇搭配

  • concavo-concave两凹的
  • convexo-concave半凸半凹面的...
  • plano-concave平凹的
  • concave joint凹缝
  • concave edge凹边,凹面
  • concave mirror[物]凹透镜
  • concave bottom凹板分组,凹底...
  • concave bit凹形凿,凹形钻头...
  • concave curve凹曲线
  • concave tile凹瓦
  • concave slope凹坡
  • concave curvature凹曲度
  • concave bank冲刷河岸,凹岸...
  • concave surface凹面
  • concave plane凹底刨,凹平面...
  • concave grating凹光栅
  • concave weld凹焊缝,轻型焊,凹面...
  • concave saw凹面锯,蝶式圆锯...
  • concave cutter凹半圆成形铣刀,凹半...
  • concave lens凹透镜
【近义词】
【反义词】

汉字是由笔画构成的。笔画是书写工具在书写面上的运动,大概有三十种不同类型,有些是基本笔画,有些是复杂笔画。笔画对学习汉字以及书法都有重要作用。下面分别说明。注意,笔画的

发表于:2019-02-14 / 阅读(76) / 评论(0) 分类 英文语法词汇
学英语单词
acceptaunce
acid brown forest soils
acousto-optic(al)
alacios
alginic acid fibre
antitrain
be under investigation
bhikkhu
bourriaud
carnauba waxes
chloroacetic acid methyl ester
Clostridium pastorianum
coke bugs
college japanese
conventional tool
courtilage
deceis
demotivates
depthen
destaticization
diamond-diamond-system method
dominatingly
dunte
egg-bird
electric follow-up steering
electric traction telemechanical system
equivalent static stability
flipflop delay
fovea palatinae
gragnola
ground tissue system
guston
harold prince
have a bash
heavy acid
hire earned
hold acknowledge
impaling
impinged up on
indanthrene brilliant rose
interior optic angle
Juppy
kvd
Lampsar, R.
landing aid system
lazy eye
Limulidae
logical access level
macrofamilies
max sth out
measure for metabolizable energy
melancholia hypochondriaca
met.
meter gage
monokaryotisation
multiple kinetochore
musculi spiraculorum
nurse-father
on the starboard bow
pack horse
parodontology
party-poopers
pile footing
plateau honing
pornonormative
potential flow analyzer
Poultiees
primordialist
professional standards
purchasing-power
radioactive-tracer method
railchair
redox condensation method
relative value of outcome
Roskill, Mt.
rotated plate
Runglish
schedule of increase and decrease of properties
school calendar
silicon Hall element
smoke-stick
Stoney Point
stop word
stromboli
struck dumb
syndrome of liver fire flaring up
tatars
taxi-men
teleonomists
terror-bombing
the cat's out of the bag
to graduate
top fermentation
total carbon dioxide content
transverse section
trash-talks
upto
Valmayor, R.
volkl
welfare work
yu-gi-oh
zero repeat factor