“污水坑”造句

之后曾尝试潜入污水坑。
An attempt was then made to dive the sump.

他的游泳池不过是个污水坑.
His swimming pool was nothing but a mudhole.

排放管道绝对不要直接接到排水沟 、 下水道或污水坑.
Never pipe the discharge line directly into a ditch, sewer or sump.

• #污水坑