【动物俚语】

as quiet as a mouse非常安静
as blind as a bat有眼无珠
as stubborn as a mule倔得像头骡子
as busy as a bee非常忙碌
as red as a lobster红得像龙虾
as ugly as a toad像个丑八怪
as free as a bird无拘无束
as silly as a goose非常愚蠢
as mad as a hornet暴跳如雷