1. 机智：23. on a diet吃规定的饮食 | 24. quick-witted机智 | 25. executive adj.实行的,执行的,行政的n.执行者,经理主管人员
2. 富有机智的：quick-sighted 眼力锐利的 | quick-witted 富有机智的 | quickathearingwisecleversharpwittedintelligentacute 聪
3. 急智的：honest 诚实的 | quick-witted 急智的 | wise 明智的,聪明的
4. 急中生智的：334. question-questionnaire质问;质疑-问卷 | 335. quick-witted 急中生智的 | 336. radiation 辐射
1. 聪明机智的;机敏的
Someone who is quick-witted is intelligent and good at thinking quickly.
quick-witted的解释
adj
1. mentally nimble and resourceful
e.g. quick-witted debater
saved an embarrassing situation with quick-witted tact