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 other studies effect of roughened apron upon scour.
  第二部分研究海漫加糙后的防冲效果。
• 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。
• 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。
• The Raman spectra of benzene electrochemical adsorption on a roughened Rh electrode have been studied successfully by proper electrode treatment process.
  利用成熟的电极处理方法成功地获得了苯在粗糙铑电极上电化学吸附的拉曼谱图。
• 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。
• His voice roughened with every word.
  他说话的声音越来越嘶哑。
• The surface appears roughened from the normal glistening appearance by the strands of pink-tan fibrin.
  由于红褐色的纤维蛋白沉积，心包表面由光滑发光变得粗糙。
• Still, even this roughened look had, on close inspection, its slow fashion element: all the sleeves came with delicate hand-braided sleeves.
  不过，细究起来，就连这种看似粗糙的外观都有“慢时尚”的元素：所有的袖子都是手工精心编成的。
• 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。
• 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。