attested 1530s, then not again until 1792 (in descriptions of Kentucky), so possibly the modern word is a re-formation; see head (n.) "origin of a river" + water (n.1).
双语例句
1. They were born in headwaters of some stream.
他们是出生在某一小河上游源头.
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2. Then the change of annual runoff distribution in the headwaters of the Yangtze River is discussed.
3. A river watering the garden flowed from Eden; from there it was separated into four headwaters.
10有河从伊甸流出来,滋润那园子, 从那里分为四道.
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4. China has three operational dams on the river's headwaters 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.
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5. Water - injection system contain headwaters, water - injection station, water distributing station, injection headinjection well site and injection line.
