Drainge引流
drainv.排出;排干;喝光;耗尽n.下水道;消耗
drain tile strength test排水瓦管的强度试验
drain saturation current漏极饱和电流
drain sb. of his energy耗尽某人的精力
drain-source resistance漏极源极电阻,漏源电阻
draining asphalt mixtures透水沥青混合料
drain millions of dollars花费数百万美元
Drain it in a colander.在滤器中将水控干。