coarsen

英 [ˈkɔːsn]

美 [ˈkɔːrsn]

v.  (使)变厚，变粗糙; (使)变得粗鲁无礼

过去式：coarsened　过去分词：coarsened　复数：coarsens　现在分词：coarsening　第三人称单数：coarsens　

GRE

BNC.39417 / COCA.39724

牛津词典

verb

• （使）变厚，变粗糙
  to become or make sth become thicker and/or rougher
  1. Her hair gradually coarsened as she grew older.
     随着年龄的增长，她的头发逐渐变粗糙了。
  2. His features had been coarsened by the weather.
     气候使他的容貌变得粗糙。
• （使）变得粗鲁无礼
  to become or make sb become less polite and often offensive in the way they behave
  1. The six long years in prison had coarsened him.
     六年漫长的监狱生活使他变得粗鲁无礼。

柯林斯词典

• V-ERG (使)变粗糙
  If somethingcoarsensoris coarsened, it becomes thicker or rougher in texture.
  1. Skin thickens, dries and coarsens after sun exposure.
     晒后皮肤会变厚、变干、变粗糙。
  2. ...his gnarled, coarsened features.
     他那饱经风霜、粗糙的脸
• V-ERG (使)变粗俗;（使）变粗鲁
  If someone's behaviour or speechcoarsensor if theycoarsenit, they become less polite or they begin to speak in a less pleasant way.
  1. Her voice has deepened and coarsened with the years...
     随着岁月的流逝，她的声音变得低沉粗鲁起来。
  2. He had coarsened his voice to an approximation of Cockney.
     他让自己的口音变得粗俗起来，接近伦敦东区的发音。

英英释义

verb

• make less subtle or refined
  1. coarsen one's ideals
• make or become coarse or coarser
  1. coarsen the surface
  2. Their minds coarsened

双语例句

• Interestingly, the decision to coarsen can be made independent to the number of threads contending for the locks.
  有趣的是，是否进行锁粗化，与竞争锁的线程数量是无关的。
• Skin thickens, dries and coarsens after sun exposure.
  晒后皮肤会变厚、变干、变粗糙。
• Her voice has deepened and coarsened with the years
  随着岁月的流逝，她的声音变得低沉粗鲁起来。
• It is suggested that the formation of precipitation free zones accompanying with the precipitation of S ′ phase and coarsen equilibrium phase ( S) on the grain boundaries reduce the elongation.
  研究表明，伴随S′相析出所产生的晶界无析出带及粗大的晶界平衡相，是2024铝合金伸长率急剧降低的主要原因。
• But when the normalizing temperature is below Tc which is the critical temperature for grains to coarsen, grain refinement plays a important part in the strengthening of Nb steel and Nb-Ti steel, and the precipitation contributes little.
  当正火加热温度低于临界粗化温度TC时，含Nb微合金钢和Nb-Ti复合微合金钢的强度主要来自细晶强化，沉淀强化效应很小。
• But surpassed this contents, the crystal grain of alloy became coarsen, and the hardness reduced along with.
  但超过这个加入量，合金晶粒开始变粗，硬度也随之降低。
• FLUENT also allows users to, unitarily or partly refine and coarsen based on the size, accuracy and efficiency and other factors.
  FLUENT还允许用户根据求解规模、精度及效率等因素，对网格进行整体或局部地细化和粗化。
• Moreover, rich-copper particles coarsen with holding time increasing, which results in hardness decreasing.
  随着时效时间的延长，试样处于过时效时，富铜析出物不断粗化长大，导致硬度的下降。
• In view of the quality problems with viscosity, sulphur and phosphorus contents, it is proposed in research work to coarsen grinding sizes and to adopt plate-and-frame press for classifying filtration, thus the problems with iron ore concentrate filtration are resolved preliminarily.
  本文针对梅山铁精矿粘、硫、磷质量问题，研究提出放粗磨矿粒度，在分级过滤应用板框压滤机，初步解决了铁精矿难过滤的问题；
• Steel with high strength and excellent toughness can be made by fining the microstructure. But the grain coarsen of ultrafine microstructure at welding situation may hinder their application.
  通过组织超细化可以使钢铁材料同时获得高的强度和优良的韧性，但超细组织在焊接条件下的粗化可能阻碍超细组织钢的应用。