1、It means to be skilled at singing and dancing.
就是指非常擅長唱歌和跳舞。

2、Feedback is hard to give, and the person offering criticism may not be skilled at doing it well.
給出反饋是不容易的，提出批評的這個人也許不是太擅長做這個事情。

3、The auditor must be skilled at finding areas to test or review further.
審計師必須擅長發(fā)現(xiàn)那些要進行驗證或進一步復審的區(qū)域。

4、You also have to be skilled at listening and learning from others to be a good leader.
你也一定要善于傾聽和學習，才能成為好的領導者。

be skilled at翻譯