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 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。
• The harsh climate had roughened her skin.
  恶劣的气候已经使她的皮肤变得粗糙。
• 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。
• She lifted her big, roughened hands.
  她举起了那双粗糙的大手。
• 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。
• 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。
• 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。
• 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。
• 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。
• One end of a muscle is attached to a roughened area on bone or cartiage, while the other is fixed in a similar manner to an adjacent bone.
  肌肉的一端附着在骨或软骨上的粗糙面，而另一端则以类似的方式附着在相邻的骨上。