找到一种治愈方法需要相当的时间和努力。

Finding a cure requires considerable time and effort.

《柯林斯英汉双解大词典》

研究工作者们很清楚他们的大部分时间和努力都不会有成果。

Research workers are well aware that much of their time and effort is unproductive.

《柯林斯英汉双解大词典》

我们相信为完成这项任务所需要投入的时间和付出的努力是值得的。

We believe the time and hard work involved in completing such an assignment are worthwhile.

《柯林斯英汉双解大词典》

We spend a lot of effort, a lot of time thinking about it for ourselves as well as for others.

我们投入大量努力，大量时间思考自己和他人的快乐。

哈佛公开课 - 幸福课课程节选

And so, just a lot of hard work and a lot of time at the golf course in the summer.

所以，夏天时，一直努力练习，在高尔夫球场花了不少时间。

高尔夫俱乐部的回忆 - SpeakingMax英语口语达人

This is once you've decided that you're going to be an active manager and try and pursue market beating strategies, how do you decide where it is that you want to spend your time and energy?

一旦你决定了要当主动管理型基金经理人,努力追求高于市场收益的策略,你会如何决定,在哪些方面投入时间和精力

耶鲁公开课 - 金融市场课程节选