roughened

英 [ˈrʌfnd]

美 [ˈrʌfnd]

v.  变粗糙; 使粗糙
roughen的过去分词和过去式

过去式：roughened　

BNC.48740 / COCA.45245

柯林斯词典

• VERB （使）变得粗糙;（使）变得不平滑
  If something hasbeen roughened, its surface has become less smooth.
  1. ...complexions that have been roughened by long periods in the hot sun...
     因长期曝晒而变得粗糙的皮肤
  2. She lifted her big, roughened hands.
     她举起了那双粗糙的大手。

英英释义

adj

• used of skin roughened as a result of cold or exposure
  1. chapped lips
  Synonym:chappedcracked

双语例句

• His voice roughened with every word.
  他说话的声音越来越嘶哑。
• It also includes the results from several studies on artificially roughened pipelines.
  这里还包括一些在人工加糙管道内做的试验结果。
• The results suggested that ethanol was oxidized to CO2 on the roughened platinum electrode via parallel reaction mechanism in acidic, neutral or alkaline media.
  可以推测，不论在酸性、中性还是碱性介质中，乙醇在粗糙铂电极上的氧化过程均按双途径机理进行。
• And the long months of hard work at Tara had roughened her hands until they were far from pretty.
  在塔拉的期艰苦岁月中，她的手被磨得粗糙乃至很难说是秀丽的了。
• A heavy infection with F. hepatica may be associated with roughened hair coats.
  肝片吸虫的重度感染，可伴有被毛粗乱。
• Roughened silver electrodes were prepared by electrochemical oxidation-reduction ( ORC).
  用电化学氧化还原法（ORC）制备了粗糙化银电极。
• Ordered double-layer structures of gold/ silver nanoparticles on roughened gold substrates were obtained by self-assembly method, where benzidine was used as the coupling molecules.
  采用自组装方法，以联苯胺为偶联分子，在粗糙金基底表面构筑了金/银纳米粒子的双层有序结构。
• Then the wood was set afire, a fire that roughened and darkened the ribbed surfaces of the concrete.
  然后是木材着火，大火，粗糙和黝黑的肋表面的混凝土。
• In this research, the SERS technique was used to obtain the information about the characteristics of conformation and surface property of leucine and isoleucine SAMs adsorbed at roughened silver surface when the pH value of the solution was changed or electrode potential was shifted.
  本文利用SERS技术研究了在粗糙化银电极表面吸附的亮氨酸和异亮氨酸自组装单分子膜结构及其表面性质随溶液酸碱性和电极电位改变的特征。
• The other studies effect of roughened apron upon scour.
  第二部分研究海漫加糙后的防冲效果。