音标:['rʌfnis] ;
n. 粗糙, 凹凸不平, 粗糙度, 篷乱毛发
[化] 粗糙度; 不平度
n. a texture of a surface or edge that is not smooth but is irregular and uneven
n. harsh or severe speech or behavior
词型变化:名词复数形式 : roughnesses
词性分布:
名词100%

roughness的用法和样例:

例句

用作名词(n.)
  1. Surface roughness has a profound effect on wind speed.地表粗糙度对风速有相当深刻的影响。
  2. Wood surface roughness was studied by using fractal dimension method.应用分形维对木材表面粗糙度特征进行研究。

词汇搭配

  • rough粗糙的
  • relative roughness相对糙度,相对粗糙度...
  • bed roughness层粗糙度,河床粗糙度...
  • roughness coefficient粗糙系数
  • roughness parameter起伏参数
  • roughness factor粗糙因素, 糙率...
  • absolute roughness绝对粗糙度
  • undue roughness粗野动作
  • roughness meter粗糙度计
  • roughness index粗糙指数
  • aerodynamic roughness空气动力学粗糙度...
  • wall roughness壁面粗糙度
  • sand roughness砂粒粗糙性
  • surface roughness表面粗度,表面光洁度...
  • equivalent roughness等效粗度
  • channel roughness河床糙度
  • roughness curve粗度曲线
  • roughness height粗糙度高度,粗糙高度...
【近义词】
【反义词】

Screams Have Special Place in Brain 尖叫声在大脑中会有特殊的位置 From VOA Learning English, this is the Health Lifestyle report. Have you ever thought about screaming? A blood-curdling scream is a natural reaction to sudden, extreme fri

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GRE改革之后,新GRE词汇量减少20%,但在减少的同时,新GRE对词汇的考察也加大了一定的难度。新GRE词汇是整个考试的基础部分,具有重要地位。以下是2012新GRE词汇:asperity,希望能帮助各位考

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学英语单词
.java
access denial
acknowledgers
acquiesces
ad extra
all wave oscillation
analogical, analogic
antivenomous
Averroism
ballistic temperature
banana plug
bancqwer
barding
becora
book bindings
book debt
border consumption tax
Broncaspin
burr millstone
caliber gage
cardinal tongue
chloasma gravidarum
closed circuit television set
cmtc
conformally flat space
coxitis fugax
DCaaS
edells
electrochemical reduction
expatiated
fire hole ring
fixed-mooring berth
free receptor
free-slip condition
Galways, galways
genus phthiruss
grain saving pan
ground inversion
hierarchical neural network
highway condition registration
Hope Mine
imf-led
inner ring road
insertion current
inside the box
iron group
Japan wax,Japan tallow
junction-box
kala azar
Kemmuna
lacbobacillus acidophilum
lifting technique
logging dam
low-water-training wall
lower one's voice
methylpotassium
mexinigger
MFOS
more salient
muckworms
multibank holding company
Mus decumamus
Nandlstadt
narcosed
physical page zero
Picea brachytyla var. complanata
pound per square foot
poundin' it
power planning application
primary X-ray beam
put someone into buttons
pyriform vesicle
quadruple effect evaporator
quantifiables
Rassypnaya
Red Sox
reference sources
rock-star
rockerarm
salignac
sbs (subsonic)
slap-up
snakenecks
Sparganum mansoni
splenomas or splenomata
submissive ly
sucking port
suspended refractory wall
table screen
tearing
telephone line data set
time level
tip insertion
torus water
troostitic structure
unmarked terminal
volgenau
wastes of money
wave energy rose diagram
weft straightener
william wymark jacobss
You could have knocked me him down with a feather.