sapped
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）
例句
The hot sun sapped our energy.
火辣辣的太阳烤得我们虚软无力。
《牛津词典》
I was afraid the sickness had sapped my strength.
恐怕这场病已经消耗了我的力气。
《柯林斯英汉双解大词典》
Years of failure have sapped him of his confidence.
连年失败使他逐渐丧失了自信。
