endeavour
单词辨析：
指做某事的尝试，尤含大量辛苦劳作或毅力。
It takes quite an effort to lift this heavy box.
抬起这只沉重的箱子很费力。
Your effort is bound to be rewarded.
你的付出一定会有所收获。
Everybody should make an effort to reduce pollution.
每个人都应为减少污染尽一份力。
指认真不懈的努力。
He has been working with diligence.
他一直勤奋地工作着。
Her diligence has set an example to us all.
她的勤奋为我们所有人树立了榜样。
指对困难或新鲜事物的尝试。
He made every endeavour to pay off the debt.
他尽一切努力还清债务。
My endeavours to bring about a settlement ended in vain .
我试图达成和解的努力全部落空了。
相关例句：
You must endeavour to improve your work.
你必须努力改进自己的工作。
We must always endeavour to improve our work.
我们总要努力改进自己的工作。
It is to these various reproaches that I shall endeavour to reply today;
今天，我将尽量来答复这些不同的指责。
I thank Dr Sambo for his full support in this endeavour.
我感谢Sambo博士对此工作的全力支持。
This was a worthwhile endeavour and you hope the experimenters get some interesting results out of it.
这是值得去做的一件事情，你希望实验者们会从中得出一些有趣的结果。
Our pride in human endeavour and success.
我们对人类的努力与成功感到的自豪。