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
- 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。 - The harsh climate had roughened her skin.
恶劣的气候已经使她的皮肤变得粗糙。 - 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。 - 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。 - 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 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。 - ( 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。 - She put her hand, which was a comfortable hand though roughened by work, upon my hands, one after another, and gently took them out of my hair.
她把手放在我的手上，虽然她的手由于日夜操劳而变得粗糙，可又是多么温柔舒适啊。 - 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。