the state of two halves, sides, or parts that are not exactly the same in shape or size

The brain scan showed a hemispheric asymmetry. 脑部扫描显示大脑半球的不对称。

Physicists are investigating the apparent asymmetry in the amounts of matter and antimatter in the universe. 物理学家正在研究宇宙中物质和反物质数量的明显不对称性。

the condition of not being equal or equally available between two people or groups

power/information asymmetries 权力/信息的不对等

Economic asymmetry between the rich and the poor has worsened in recent years. 近年来，贫富之间的经济不均衡现象更加严重。