catch drain

基本解释

Drag onto the page to show a catch basin or drain.
拖到绘图页后，可以显示下水道入口处的铁格子或排水管。
Put a bucket under the hole in the drain pipe to catch any overflow.
在排水管的那个洞下放个水桶接住漏出的水。
The presented computation methods are also applicable to stability analysis of catch drain, impended wall, open caisson and other excavation works during construction.
所述计算原则和方法也适用于分析截水槽、倒挂井、沉井及其他土石开挖工程在施工期的稳定性。