1、The San Rafael Valley's topography and geology forms the headwaters of the Santa Cruz River.
圣拉斐爾山谷的地形和地質(zhì)形成圣克魯斯河的源頭。

2、The last reports had Pono near the headwaters of the Selhoru with a khalasar of thirty thousand.
上次報(bào)告波諾他是在Selhoru河的源頭地區(qū)，有一支三萬(wàn)人的卡拉薩。

3、China has three operational DAMS on the river's headwaters in Yunnan and two more are being built.
中國(guó)在云南上游流域有三座正在運(yùn)行的水壩，目前在建的還有兩座。