名词
中文翻译：浮力
同义词：
['buoyancy', 'buoyant', 'float例句：1. The boat is tooheavy for the current to carry it.（这艘船太重了，无法被水流带走。）']
例句：
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1. The boat is tooheavy for the current to carry it.
这艘船太重了，无法被水流带走。
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2. Theship was drifting in the calm sea.
船在平静的海面上漂移。
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3. The balloonfloated above the clouds.
气球飘浮在云层之上。