复数： bullfrogs

Lie had a bullfrog frown and a chest covered with medals .

他皱眉的样子好似牛蛙，胸前挂满了勋章。

A young bullfrog must quickly learn one simple froggy fact .

一只年轻的牛蛙必须很快了解一个简单的蛙类准则。

Would you rather be a bullfrog ?

你想成为一只牛蛙吗？

Tell that to the bullfrog , chicken hawk or turtledove .

牛蛙、猎鸡鹰、龟纹鸠怎么说。

A bullfrog was croakingin the distance .

一只牛蛙在远处呱呱地叫。