sap
柯林斯词典
1. V-T If something saps your strength or confidence, it gradually weakens or destroys it. 消耗; 削弱
I was afraid the sickness had sapped my strength. 恐怕這場病已經消耗了我的力氣。
2. V-T to undermine (a fortification, etc) by digging saps 挖地道以摧燬(工事等)
3. N-UNCOUNT Sap is the watery liquid in plants and trees. (植物的) 汁液
The leaves, bark and sap are also common ingredients of local herbal remedies. 樹葉、樹皮和樹液也是儅地草葯療法的常用葯材。
4. N-COUNT a gullible or foolish person 容易上儅的人[slang]
5. N-COUNT energy; vigour 精力
6. N-COUNT a deep and narrow trench used to approach or undermine an enemy position, esp in siege warfare 地道
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