As a result, the public is divided about whether the imbalance in corporate America will change in the foreseeable future, even though women have made major advances in the workplace.
2019年6月四级真题（第二套）阅读 Section C
Muscle performance can also be affected by a phenomenon called "central fatigue", in which an imbalance in the body's chemical messengers prevents the central nervous system from directing muscle movements effectively.
2017年6月四级真题（第三套）阅读 Section A
英语六级真题
Should such imbalances continue, pessimists say, they could contribute to slower growth.
出自-2011年12月阅读原文
柯林斯高阶英汉双解学习词典释义
N-VAR
不平衡;不均衡;失衡
If there is an imbalance in a situation, the things involved are not the same size, or are not the right size in proportion to each other.