<正> Lesson EightA Lesson in Living1.inedible:not fit to be eaten 不可食的,不宜食用的2.swirl:(cause to)move or flow at varyingspeeds,with twists and turns 涡旋而动,使打旋。如:A gust of wind swirled dust about the streets.阵风吹起灰尘弥漫大街。The snow was swirling in the air.雪花在空中盘旋。