尽力:try to do sth 尝试:try doing sth。
尽力去做某事
1.make a great effort to do sth
2.spare no effort(s) to do/in doing sth 3.take great pains to do/in doing sth. 4.spare no pains to do sth
没有:spare no pains in doing sth 5.go all out to do sth 6.take the trouble to do sth 7.go to the trouble of doing sth. 8.try every means to do sth 9.lose no time in doing sth. 不失时机地做某事
10.do one`s utmost in doing sth
E.g. We therefore believe that Party organizations at all levels will spare no effort in carrying out these tasks. 因此，我们相信，各级党组织一定不会在执行这些任务的时候，吝惜自己的精力。
比较： Be at pains to do sth. 苦心经营；辛苦地做
