Finding a cure requires considerable time and effort.找到一种治疗方法需要大量的时间和精力。

He has put a lot of effort into it.他在这件事上耗费了很多精力。

Is a master's degree worth the effort and the money?硕士学位值得花费这些精力和金钱吗？

I don't get lonely now because I make the effort to see people.我现在不觉得孤独了, 因为我尝试着去与人交往。

his efforts to reform Italian research他为改革意大利语研究付出的努力

Little effort has been made to investigate this claim.没什么人努力去调查这个说法。

You should at least make an effort to be nice to her.你至少应该尝试对她好一点。

He made no effort to hide his disappointment.他没有刻意去掩饰自己的失望之情。

With an effort he rose to his feet.他吃力地站了起来。

It was an effort to concentrate.要想全神贯注很困难。

It was only by a supreme effort of will and courage that he was able to pull himself together.他全凭超凡的意志力和勇气才使自己振作起来。