vt. 運用，發揮；施以影響
英文解釋
1. Put to use, 如exert one's power or influence
2. have and exercise
3. make a great effort at a mental or physical task. 如exert oneself
用法：及物動詞後面可以直接接賓語成分。如果是施以影響，壹般用on +sb
如
exert a positive influence on students' spirit and school culture
在學生的心靈和校園文化上施以積極的影像。