动词
中文翻译：承诺
同义词：
['promise', 'pledge', 'undertake', 'assume']
例句：
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1. Ihave made a promise to help you with your homework.
我答应帮你做作业。
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2.The company has committed to providing sustainable products for the environment.
公司已承诺为环境提供可持续产品。
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3. He committed to winning the championship in his first year.
他承诺在他第一年就赢得冠军。