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
AACFT
acuducted
affine domination
assembly trolley rail
badge-
bluestone
boever
Bonnevie-Ullrich syndrome
boreotrophon candelabrum
butamin
campus legends
Cimigenoside
compound monster
comprehensive rehabilitation
computational cut off rate
computer control
constant superheat line
contour planting
corn-parsley
d.l.r.
dangerous sports
dehydration fever
delay, node
DLLME
double sideband transmitted carrier (dsbtc)
drywell spray ring
dynamics simulation
fermi-dirac- sommerfeld velocity distribution law
general description of construction
haemapophysis
Hanthorpe
hashmi
heavens
Hebreish
high-carbo
hot rubber
implicatum
interiourly
jharkands
key-shelf
konimeter(conimeter)
Ladrillero, Can.
lance-shaped
lithopanspermia
low level injection
lunch room
margaric acids
matvei
messed around with
metal coping
military standard transportation and movement procedures
multiple-word instruction
necessaires
non A non B hepatitis virus
nukkas
one quarter
parking apron
phyllosticta zallbruckneri b(a)umler
polyester isocyanate
potty-mouthed
powder sintering
primay jurisdiction
prospecting trench
puccinia caricis-gibbae
pudding berries
r-md
reciprocating conveyor continuous centrifugal
red - eye flight
revolving armature alternator
rogatica
rzz
SAG (standard address generator)
sand tube
SCTC
security detention
semecarpus cuneifomis
semi-local ring
series submerged arc welding
sheet ice
Shepherdswell
single-pass program
soft distortion curve
softlites
straight-in penetration
super heat resisting alloy
sweat boat
tag cell
tartorary
temperature conefficient of voltage
terraqueous
ticket books
toastmistress
toes outward
transposition skin flap
triple picture camera
unappetisings
unbettered
Vena submentalis
waste surge tank
yam bean
zero position protection
zoological behavioristics