exhaustv.使筋疲力尽；耗尽；详尽论述n.排气装置；废气exhaust path排气通道exhaust gase废气exhaust well排气阱exhaust loan超额贷款exhaust loss(发动机的) 排气损失exhaust data用完日期exhaust main排气总管exhaust slot排气隙exhaust flue烟道exhaust tube抽风管,抽气管

1. Waste material cannot be drained directly to the outside.
   废物不能直接排到外面。
2. While rising, the piston carries the exhaust gas upwards.
   上升的时候就把废气排到上面。