Construction and maintenance of two wood debris dams across the outlet stream of Spring Pond.

近来，你在春池的河流出口处建造和维护了木堆水坝，这是违规的。

youdao

Construction and maintenance of two wood debris dams across the outlet stream of Spring Pond.

近来，你在春池的河流出口处建造和维护了木堆水坝，这是违规的。

youdao