① 边,缘;(器物的)圆边,边沿 本义 名词 感知域 理据— 例句She cracked the egg on the rim of the bowl.她把鸡蛋在碗沿上敲开。The glass was filled to the rim.玻璃杯装得满满的,直到杯沿。 溯源路径本义