二十岁时起支配作用的是意志，三十岁时是机智，四十岁时是判断。

At twenty years of age, the will reigns; at thirty, the wit; and at forty, the judgment.

youdao

二十岁时起支配作用的是意志，三十岁时是机智，四十岁时是判断。

At twenty years of age, the will reigns; at thirty, the wit; and at forty, the judgment. Benjamin.

youdao

多数载流子-一种载流子，在半导体材料中起支配作用的空穴或电子，例如在N型中是电子。

The smallest unit that supports electron flow in a semiconductor material ; a hole in P-type silicon or a free electron in N-type silicon.

youdao