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
- A hydroxyapatite coating with nano-structure on the roughened titanium surface was prepared by electrophoretic deposition process.
应用沉淀法合成纳米羟基磷灰石，并以电泳沉积法在粗糙化的钛表面制备纳米结构的羟基磷灰石涂层。 - 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。 - 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。 - 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。 - 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。 - 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 - 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。 - 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。 - 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。 - 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。