1·He evaded police by climbing through a window and shinning down a drainpipe.
他翻窗从排水管爬下，从而躲过了警察。
—— 《柯林斯英汉双解大词典》
2·(he erases a door, starts in again.) Because there was a drainpipe here.
(他擦掉了一个门，重画了一下)因为这里是个排水管。
3·This invention changes its 200 years history of limitation to roof gutter and drainpipe, due to its easy bending, cutting and welding property.
改变200年以来利用锌金属易于弯折、剪焊等加工特性而限于作为制造屋面天沟及排水管之用。
4·The line is mainly used to produce flow pipe and drainpipe etc. The set is composed of extruder, die, cooling trough, tractor, the cutting machine, plank and electric control system etc.
该机组用于生产供水管、排水管等，该机组主要由挤出机、机头、冷却水槽、牵引机、切割机、支架及电气控制部分等组成。