Zhè / tiáo / wū / shuǐ / guǎn / yǐ / jīng / dǔ / sè / xū / yào / jǐn / kuài / wéi / xiū

这条污水管已经堵塞，需要尽快维修。

This sewage pipe is already blocked and needs to be repaired as soon as possible.