flails/fleɪl/动词(尤指手臂和双腿)乱动,胡乱摆动A wasp came towards us and Howard started flailing his arms around.一只黄蜂冲我们飞来,霍华德开始使劲挥舞胳膊。/fleɪl/名词(尤指旧时脱粒用的)连枷想跟读,去练习