adj.哇哇叫的；嘎的；低沉而沙哑的
She could only croak because of her heavy cold. 她因患重感冒只能用沙哑的声音说话。
Someone liken his voice to the croak of a bull-frog. 有人把他的声音比作牛蛙的叫声。
He sat on the playground listening to the distant croak. 他坐在操场上，聆听远处的蛙鸣。
Frogs began to croak with the rainfall. 一下雨青蛙就开始呱呱地叫起来。
I had a sore throat and could only croak. 我喉咙痛，只能哑着嗓子说话。
Dogs bark, cocks crow, frogs croak to each other. 吠、鸡鸣、蛙儿对唱。
