draine引流
drainv.排出;排干;喝光;耗尽n.下水道;消耗
drained shear排水剪切
drain masking漏掩蔽
draining trap存水弯
drain grating拦污栅,排水沟栅
drain fitting放泄嘴
draining dish漏皿
draining hole放玻璃液孔
drain contact漏极接点
drain-pipes排水管道
drain channel排水渠