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

• The harsh climate had roughened her skin.
  恶劣的气候已经使她的皮肤变得粗糙。
• Pork scurried from the room as her voice roughened and Scarlett was left alone with Gerald.
  波克听她的声音急了，便赶忙走出去，留下思嘉单独跟杰拉尔德坐在房里。
• The behaviors of dissociative adsorption of ethanol on roughened platinum-ruthenium electrode with high activity of SERS were studied by using cyclic voltammetry and in-situ surface enhanced Raman spectroscopy, surface enhanced Raman spectra of dissociative adsorption of ethanol on Pt electrode in acid was obtained for the first time.
  应用电化学循环伏安法和原位表面增强拉曼光谱研究了乙醇在Pt-Ru电极上的解离吸附与氧化行为，首次获得了酸性介质中乙醇在Pt-Ru电极上解离吸附的表面拉曼光谱。
• 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。
• Galvanized surfaces, both old and new will be carefully roughened up.
  应小心地使新旧镀锌表面变粗糙。
• His voice roughened with every word.
  他说话的声音越来越嘶哑。
• The surface of the heart with hemorrhagic pericarditis demonstrates a roughened and red appearance.
  出血性心包炎的心脏表面呈红色粗糙状。
• Applying the rough set theory make the controlling quantity roughened, and realizes a variable precision control.
  利用粗糙集合理论对控制量作了粗糙化，实现了控制系统的变精度控制。
• Raman Spectroscopic Investigation of the Coadsorption of Pyridine and Hydrogen ( or Oxygen Containing Species) at Roughened Platinum Electrodes
  拉曼光谱研究粗糙铂电极表面吡啶和氢（或含氧物种）的共吸附
• 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。