The river opens up suddenly into a broad estuary.

河面突然变宽，形成了一个宽阔的河湾。

youdao

The river valley is very broad, like the breast of a father.

河谷地带开阔，象父亲的胸怀。

youdao

The river valley is very broad, like the breast of a father.

河谷地带开阔，象父亲的胸怀。

youdao