名词短语
中文翻译：在流中的时间
同义词：
['on the water', 'inthe flow', 'in the stream']
例句：
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1. The fisherman spent hourson stream to catch his dinner.
那个渔夫花了很长时间在河里捕鱼。
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2. She spenthours on stream before she finally found herway back home.
她花了很长时间在河里，最后才找到回家的路。
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3. The hikers were lost in the mountains and hadto spend hours on stream to find theirway out.
登山者迷路了，不得不在山里花了很多时间来找到出路。