coarse talk
粗魯的談話

coarse pored
大孔狀［隙］的

coarse manners
粗魯的態度［舉止］

coarse fare
粗食

coarse cloth
粗織的布

unified coarse thread
統一標准粗牙螺紋

coarse porous concrete
大孔混凝土

a coarse joke
粗俗的笑話

coarse - grained texture
粗晶組織

coarse sand.
粗糙的沙子