mean streak 坏脾气
英文释义
A personal tendency towards cruel or malicious behavior that appears occasionally.
例句
Our boss has a mean streak, and under pressure he will sometimes shout at people and treat them unfairly, but usually he's a calm and reasonable man.
我们的老板脾气不好,有时在压力之下冲员工吼叫,不公平地对待他们,但一般情况下,他是位冷静和理智的人。