他的性情古怪。
He's a strange character.
Meaning
nature
temperament
Examples
他的性情古怪。
He's a strange character.
值得庆幸的是他双亲性情非常温和。
值得慶幸的是他雙親性情非常溫和。
It's lucky that his parents are so equable.
我年輕,而且——既然你是我鄰居——你也知道我的性情。
I am young; and, as I have been your neighbour, you know my character.