balanced against

• v. 和 ... 保持平衡

例句

用作动词 (v.)

1. The dog balanced a ball on its nose.
   狗用鼻子顶着一个球使其保持平衡。
2. He balanced precariously on the narrow window-ledge.
   他在狭窄的窗台上很难保持平衡。