"The lavatory won't flush; I've tried flushing it several times, but it won't work."

"厕所还是塞住了,我已经试过用水冲了好几次,但没有效果。"

The worker quickly cleared away the dirt that was choking up the chimney.

那工人很快就把塞住烟囱除干了。

His throat congested with phlegm.

他被痰塞住了。

The sewage channel chokes.

这条水道塞住了。