秘书为大会的组织工作用尽了力气。
可是河堤很高，木头又重，两个兵用尽了力气还是抬不上来。
The bank was very high and the plank was heavy, and the two soldiers could not manage to lift it, though they were exerting their utmost strength.
他说，从情理上讲，古老世家在过去已经用尽了力气，现在他们什么也没有剩下了。
He says that it stands to reason that old families have done their spurt of work in past days, and can't have anything left in 'em now.
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