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
'Assāfīyah, Bir al
a matter of routine
Actinidia laevissima
adirondack mountainss
Airman Third Class
angular tube
arenaball
attached processor
automatic gain controlled undersea amplifier
azamacrocyclic
azuream
bhaktapurs
Blue chip stocks
calcium-binding
cantacuzenuss
catheterise
certified coal tar colo(u)r
chromacoder system
Ciclosporin-Livzon
colonnades
conducting rope
constant-current discharging
dimethyl-acetal
Doassansia
domesticated plants
electrostatic transducer
epitheme
ethologist
exorable
fat intake
first circuIation
found objects
gean
generator busbar
goal hanger
goal-kicks
Gotthold Ephraim Lessing
graphite intercalation compound (gic)
have it out
herdgirls
hilloing
hippiatrist
Hipposideridae
homogenizing furnace
icecream
impurity ionization energy
intellectual creativity
isovalericacidemia
item obtainment time
Jackson,Mahalia
jura type of folding
knock something together
L cuts
l'or
Lang Son, Tinh
left-hand turn
mailcar
mangea gemina
margate-grunt
mastic block
McCourt
model of propellant
molecular coil
mucocutaneous leishmaniases
negative energy density
Nervus nasopalatinus longus
nuclear nonprolifer-ation treaty
obturations
Ondanosetron
partes posterior
peracidity
plutonium recycle reactor
pointy-haired
polyabusers
posterior orbits
prenylnaringenin
price-ceiling
runeweave
S'pore
sanctionative
sensitive question
shunt capacitive compensator
South Coventry
stand idly by
standard Weston cell
store-front
sublineate
sugar-sweet
sukemi
supreme constitutional court
switch around
the least common multiple
through all eternity
Typhoid Marys
typomaniac
U-piston engine
underbead covering
Vaccinium pubicalyx
ven? renis
viola clefs
wbx
write-to-read crossfeed