1、successful
达到目的的;有成效的;成功的
How successful will this new treatment be?
这一新的疗法会有多大成效？
I am looking forward to a long and successful partnership with him.
我期盼着能与他建立长期而有成效的合作关系。
获得成功的;受欢迎的;获利匪浅的
the hugely successful movie that brought Robert Redford an Oscar for his directing.
让罗伯特·雷德福拿到了奥斯卡最佳导演奖的大受欢迎的影片
One of the keys to successful business is careful planning.
打造成功企业的关键之一就是要精心策划。
(人)成功的，有成就的
Women do not necessarily have to imitate men to be successful in business.
女性不见得非要模仿男性才能在商界叱咤风云。
She is a successful lawyer.
她是个成功的律师。
2、rational
理性的;合理的
He's asking you to look at both sides of the case and come to a rational decision.
他是要求你看到问题的两面后再作出理性的决定。
Mary was able to short-circuit her stress response by keeping her thoughts calm and rational.
玛丽能够保持头脑清醒理智，因而迅速做出反应。
理性的;理智的
Did he come across as a sane rational person?
他看起来是一个正常而理智的人吗？
Rachel looked calmer and more rational now.
雷切尔现在看上去更加平静、更加理智了。