动词
中文翻译：保持
同义词：
['maintain', 'preserve', 'sustain例句：1. The team is keeping a close watch on the game.（团队正在密切关注比赛。）2. We need to keep our promises to each other.（我们需要互相履行承诺。）']
例句：
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1. The team is keeping a close watch on the game.
团队正在密切关注比赛。
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2. We need to keep our promises to each other.
我们需要互相履行承诺。
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3.The old house needs to be kept in good condition.
这所老房子需要好好保养。