Definition
to hesitate in taking action, typically due to fear or a lack of confidence
犹豫不前（因害怕或缺乏信心）
She hung back before the speech, feeling nervous, and ultimately chose to hold back.
她在演讲前犹豫不决，感到紧张，最终选择了退缩。
Even though his friends all entered the competition, he hung back due to a lack of confidence.
尽管他的朋友们都参加了比赛，但他因缺乏信心而退缩了。
When asked to attend the meeting about the new product, she hung back and decided not to participate.
当被邀请参加新产品的会议时，她犹豫不决，最终决定不参加。