Sad time smile, Happy time bursts into tears, Investment time regardless of all consequences.

悲伤的时候微笑，高兴的时候流泪，投入的时候不顾一切。

youdao

On a hot summer day, I was listlessly classroom lectures, Chaner came out of the window from time to time bursts of calls, upsets me upset.

在一个炎热的夏日里，我正在教室里无精打采地听课，窗外不时传来蝉儿的阵阵鸣叫声，搅得我心烦意乱。

youdao

Also, skilled artisans did not work by the clock, at a steady pace, but rather in bursts of intense labor alternating with more leisurely time.

同时，技艺纯熟的工匠师傅们并不会按照时间来稳步地安排工作，他们更喜欢享受更多闲暇时间与集中赶工相交替的生产方式。

youdao

Whether or not the house-price bubble bursts this time around, the north-south house-price differential is already shrinking.

ECONOMIST: Migration: Why is Britain moving north? | The

By cutting off applications, the administration will avoid the bursts of attention each time it granted a new batch.

WSJ: Obama Administration to End New Waivers Under Health Law

If you can't set aside that much time at once, remember that shorter bursts of activity count, too.

CNN: updated