动词短语
中文翻译：鼓起勇气
同义词：
['gather the courage', 'muster up the courage']
例句：
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1. She mustered up courage to speak in front of everyone.
她鼓起勇气在大家面前发言。
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2. After a long battle, he mustered up the courage to face his fears.
经过长时间的战斗，他鼓起勇气面对自己的恐惧。
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3. The leader mustered up the courage to make a bold decision.
领导鼓起勇气做出了一个大胆的决定。