headwaters造句

1、The San Rafael Valley's topography and geology forms the headwaters of the Santa Cruz River.
圣拉斐尔山谷的地形和地质形成圣克鲁斯河的源头。

2、The last reports had Pono near the headwaters of the Selhoru with a khalasar of thirty thousand.
上次报告波诺他是在Selhoru河的源头地区，有一支三万人的卡拉萨。

3、China has three operational DAMS on the river's headwaters in Yunnan and two more are being built.
中国在云南上游流域有三座正在运行的水坝，目前在建的还有两座。