假如我在晚上工作忙碌或者和朋友们一起出去玩，又或者是做些刺激性的活动的话，我入睡的时间比往常都要晚很很多。

I can easily stay up later than my normal range of bed times if I work, go out with friends, or do other stimulating activities.

youdao

只是在去年秋天，在美联储公布了新一轮的刺激性资产收购之后不久，经济活动才有了起色。

Only in the fall of last year-not long after the Federal Reserve announced a new round of stimulative asset purchases-did activity pick up.

youdao

做一些有刺激性和创造性的活动。

Do something that will be stimulating and creative.

youdao