Noun:

1. any of various dung beetles

tumblev.暴跌；倒塌；跌倒；翻滚；弄乱；明白；突然发现n.暴跌；跌跤；混乱tumble back home跌跌撞撞地摸回了家tumble enamelling转鼓涂漆tumble-jet relay控制喷管射流的继电器, 转动喷管控制继电器tumble into a lake跌入湖里tumbledown old barn摇摇欲坠的旧谷仓tumble over a stump在树桩上绊了一交tumble into a stream跌入小河tumble windmillgrassn.轮生虎尾草tumble off a bicycle从自行车上摔下来tumble-bug scraper滚动刮土机