n.從業(yè)者；實踐者

He is an unqualified practitioner of law. 他是個無資格的律師。

Socrates was the greatest practitioner of this analytical search for fundamental assumptions. 蘇格拉底是這種以理性分析法探求基本假設(shè)的最偉大的實踐者。

In Qing Dynasty Government, Li Hongzhang is the main leader and practitioner of the construction of coast defense. 李鴻章是清政府海防建設(shè)的主要領(lǐng)導(dǎo)人和實踐者。

As an advocator and practitioner of the public library, he bought and collected books and provided reading chances for each person. 作為一個公共圖書館的倡導(dǎo)者和實踐者，他買書、藏書，并為每一個人提供閱讀的機會。