名词
中文翻译：河流的源头
同义词：
['river source', 'headwaters', "spring例句：1. The stream reaches the ocean at a distance of 50 miles.（这条小溪在50英里处流入大海。）2. The river's source is located in the mountains.（这条河的源头位于山区。）"]
例句：
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1. The stream reaches the ocean at a distance of 50 miles.
这条小溪在50英里处流入大海。
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2. The river's source is located in the mountains.
这条河的源头位于山区。
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3.The spring has a rich flow of water and is a popular spot for fishing.
这个泉眼水流充沛，是钓鱼的好地方。