1.make or become coarse or coarser;

coarsen the surface

2.make less subtle or refined;

coarsen one's ideals

1 . 變粗

coarsely 粗俗地coarsen變粗coarseness 粗糙

2 . 使某物變粗糙

GRE詞匯精選（2007版）之World.List.7 ... coarse adj.粗糙的，低劣的 coarsenv.使某物變粗糙 coax v.哄誘，巧言勸誘.

3 . 使變粗俗

coarse 粗糙的coarsen使變粗俗hoar 灰色的

4 . 變粗糙

coarsematerial 粗料, coarsen變粗糙, coarsematerial 粗沙

1 . 表面粗化

the interelectrode dielectric adopts the polypropylene film with surface coarsening which is easy to impregnate so as to enhance the reliability of high-capacity capacitor .極間介質(zhì)為易于浸漬的表面粗化聚丙薄膜，特別提高了大容量電容器的可靠性。

1 . 晶界反應(yīng)

晶界侵蝕Grain boundary reaction晶界反應(yīng)Grain coarsening晶粒粗化Grain coarsening temperature

1 . 粗化機(jī)制

finite element analysis of directional coarsening mechanism in ni - based superalloys ., 鎳基單晶高溫合金定向粗化機(jī)制有限元分析.

1 . 晶粒粗化溫度

粗刃銑刀 coarse tooth cutter晶粒粗化溫度coarsening temperature惰行能力(汽車) coasting ability