运动员要有良好的平衡感。

Athletes need a good sense of balance.

《牛津词典》

他有体操运动员的平衡能力，但行动迟缓，特别是在穿衣服的时候。

He has the balance of a gymnast, but moves slowly, especially when getting dressed.

youdao

生态平衡是生态系统“自因、自为、自然、自在”的本能运动。

The ecological balance is the instinctive movement of the ecosystem by "self cause, self conduct, natural presence, and self existence".

youdao

The balance of sodium movement relative to potassium movement changes because there's this resting movement of all these molecules anyway, but that balance changes dramatically when these ion - when these gated ion channels open.

钠钾各自运动始终保持动态的平衡,因为尽管在静息状态,所有这些离子也在运动,但是平衡的剧烈变化,只发生在这些门控离子通道打开的时侯

耶鲁公开课 - 生物医学工程探索课程节选