apply or bring to bear (a force, influence, or quality) 运用(力);施加(影响);发挥(品质) the moon exerts a force on the Earth. 月球对地球施加作用力。 exerting influence over the next generation. 对下一代施加影响。
(exert oneself)make a physical or mental effort 努力;尽力 he needs to exert himself to try to find an answer. 他需要尽力找到一个答案。
语源
mid 17th cent. (in the sense 'perform, practise'): from Latin exserere 'put forth', from ex- 'out' + serere 'bind'