动词
中文翻译：下沉
同义词：
['submerge', 'sink', 'engulf', 'plunge', 'envelop', 'submerge', 'engulf', 'plunge', 'envelop例句：1. The ship sank to the bottom of the sea.（船沉入海底。）']
例句：
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1. The ship sank to the bottom of the sea.
船沉入海底。
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2.She was so tired that she couldn't keep her eyes open any longer.
她太累了，眼睛再也睁不开。
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3.The river is too deep for us to swim in.
这条河太深了，我们游不过去。