acrobat

n. 杂技演员

The audience held its/their breath as the acrobat walked along the tightrope.

杂技演员在钢丝绳上表演时，观众们屏息观看。

One that tumbles, especially an acrobat or a gymnast.

翻筋斗者翻滚者，尤指杂技演员或体操运动员