“大显身手”，汉语成语，指充分地显示出本领和才能。可以翻译为“fully display one's talents，distinguish oneself或do a really good job”等。

例句：

你大显身手的时机到啦！

Now's your chance to distinguish yourself.

他虽然很缺乏经验，但在拳击比赛中仍大显身手。

Although much less experienced, he gave a good account of himself in the boxing match.