4周搞定2000+托福核心词
头部的水流→河源上流
headwaters
常考释义
n. 河源上游，源头
But at night, when he listens to hisradio before casting his nets, news of the Nile's future is all angerand recriminations, stretching from its most remote headwaters in Burundi all the way to Egypt.
但是在夜晚撒网之前，他会听广播，关于尼罗河未来的新闻充满了愤怒和相互指责，这种情绪从遥远的源头布隆迪，一路蔓延到埃及。
To speak more broadly of water communications which span and unite European Russia, Moscow has the rare fortune of being located near the headwaters of four major rivers: the Oka, the Volga, the Don, and the Dnieper.
当我们更宽泛地谈到跨越并联结欧俄地区的水上交通时，莫斯科极其幸运地坐落在奥卡河、伏尔加河、顿河及第聂伯河这四条主要河流的源头附近。
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