adj. 受冰川作用侵蚀的
v. 使排出汁液；耗费；棒击（sap 的过去分词）
1.We are in the last laps of this race so please do not let your strength be sapped.
我们正在这场比赛的最后几圈，所以不要耗尽你的力量。
2.Although my intention was to stay balanced, I began to feel sapped of energy.
尽管我的目的是保持平衡，但是我也开始感觉到能量的耗尽。
3.The extreme heat sapped his strength and health.
极度的暑热逐渐损耗他的体力兴健康。
4.By next year, profits will be sapped by higher tax rates and higher commodity and labor costs, he says.
明年，更高的税率和更高的物价及劳动力成本将会让赢利大幅降低。
5.The hot sun sapped our energy.
火辣辣的太阳烤得我们虚软无力。
6.I was afraid the sickness had sapped my strength.
恐怕这场病已经消耗了我的力气。
7.Her long illness gradually sapped her strength.
长期的患病渐渐地消耗了她的体力。
8.It is not that the problem has been solved, but, I think, that its intractability has sapped its interest.
不是因为这个问题被解决了，我想，而是因为太过棘手搞得人没啥兴趣了。
9.If you vanish too slowly, you have a chance at being sapped.
如果你消失太慢，你也有可能被闷。