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.- ...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 - She lifted her big, roughened hands.
她举起了那双粗糙的大手。
- ...complexions that have been roughened by long periods in the hot sun...
英英释义
adj
双语例句
- 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。 - 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。 - 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。 - 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。 - ( of glass) having a roughened coating resembling frost.
（指玻璃）有类似于霜冻的不平整的覆盖物。 - 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。 - 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。 - 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 - 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。