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
- The other studies effect of roughened apron upon scour.
第二部分研究海漫加糙后的防冲效果。 - 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。 - 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。 - 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。 - 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 - 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。 - 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。 - 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。 - 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 - 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。