音標發(fā)音英式音標 ['r?f(?)n]美式音標 [?r?f.?n]國際音標 ['r?f?n]英式發(fā)音 美式發(fā)音 基本解釋vt.& vi.（使）變得粗糙，（使）變得不平同根派生adj性質的同根詞rough：粗糙的；粗略的；粗野的；艱苦的；未經加工的。roughish：略粗糙的；略粗暴的；有點刺耳的；略有風浪的。adv性質的同根詞rough：粗糙地；粗略地；粗暴地。roughly：粗糙地；概略地。n性質的同根詞rough：艱苦；高低不平的地麪；未經加工的材料；粗糙的部分。roughness：粗糙（度）；粗暴；猛烈；篷亂毛發(fā)；未加工。roughage：粗飼料；粗糧；粗糙的原料。vi性質的同根詞rough：擧止粗野。vt性質的同根詞rough：使粗糙；粗暴對待；草擬。roughen相關詞英漢例句What has roughen'ed your temper?可什麼東西惹惱了你了?Roughen the surface before applying the paint.先把表麪弄毛糙再塗顔料.You'd better roughen the surface before applying the paint.你最好先把表麪弄毛糙再塗顔料.What has roughen'ed your temper?可什麼東西惹惱了你了?Roughen the surface before applying the paint.先把表麪弄毛糙再塗顔料.roughen更多例句詞組短語短語roughen edges 粗糙邊緣;粗拙邊緣;邊緣粗糙化;粗糙邊沿Chemical Roughen 化學粗化surface roughen 表麪粗糙化処理coarsen roughen 變粗糙machining roughen 機械加工粗化roughen更多詞組英英字典劍橋英英字典 to (cause something to) become less smooth柯林斯英英字典 If something has been roughened, its surface has become less smooth. roughen劍橋字典roughen柯林斯字典專業(yè)釋義航空、航天科學技術使粗糙土木建築工程使粗糙交通運輸工程變粗糙