英语语法分析

The race took place in the lancang river.

比赛在澜沧江上举行。

The Lancang River Big Canyon shows a variety of features.

澜沧河大峡谷表现出千差万别的形态。

They decided to begin their trip from the beginning of the Lancang River.

他们决定从澜沧江的源头开始旅行。