coarseadj.粗糙的;粗俗的;非精制的
coarse words粗话
coarse model粗糙模型
coarse stuff粗涂料,粗填料
coarse pitch大螺距,粗螺距
coarse drill粗斜纹
coarse titer粗纤度
coarse fibre粗纤维
coarse goods粗制品
coarse layer隔离层
coarse slime粗煤泥