sap
名词 sap:
a watery solution of sugars, salts, and minerals that circulates through the vascular system of a plant
a person who lacks good judgment
同义词:fool, saphead, muggins, tomfool
a piece of metal covered by leather with a flexible handle; used for hitting people
动词 sap:
deplete
同义词:run down, exhaust, play out, tire
excavate the earth beneath