English主要词典
sap
Universal Words
noun, verb
noun
1 [U] the liquid in a plant or tree that carries food to all its parts:
Maple syrup is made from sap extracted from the sugar maple tree.
2 [C] (informal, especially AmE) a stupid person that you can easily trick or treat unfairly:
The poor sap never knew what was going on behind his back.
verb (-pp-) [VN] ~ sth