determinant
n, adj (fml 文) (thing) that determines or decides how or if sth happens 决定因素; 决定性的
The main determinant of economic success is our ability to control inflation. 经济方面的成就主要取决於我们控制通货膨胀的能力.
Of course he is. He's very successful. He's made lots of records. They broadcast a programme of his music last month on the radio. Why don't you come on Saturday? I think you'd enjoy it.