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

• Impingement heat transfer from the rib roughened surface within 2 dimensional arrays of circular jet has been experimentally investigated.
  实验研究了二维圆射流阵列冲击肋粗糙表面换热。
• 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。
• Knurling is the process of producing a roughened surface by means of a specialized forming tool called a knurl.
  是一种专门成形刀具叫滚花轮，将表面制成粗糙表面。
• 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 SERS spectra of MT absorbed directly on roughened Au surfaces was studied.
  研究了直接吸附在粗糙金表面的金属硫蛋白的SERS谱。
• His hair was very fair, his face naturally sanguine, his skin roughened by coarse soap and blunt razor blades and the cold of the winter that had just ended.
  他满头金发，面色天生红润，可用的尽是些粗肥皂钝刀片，加上刚过去的寒冬，害得他皮肤挺粗糙。
• 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。
• 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
• Experimental research and analysis of heat transfer augmentation in narrow passages with roughened surface and pin-fins
  窄缝通道内带粗糙面和扰流柱的强化换热实验与热力性能分析冲击粗糙壁面复合冷却实验研究