croak: [ krəuk ]
n. 嗄嗄声,哇哇声
v. 嗄嗄叫,发牢骚,死
例句与用法:
A bullfrog was croaking in the distance.
一只牛蛙在远处呱呱地叫。
Frog sounds
参考资料：http://www.google.com/language_tools?hl=zh-CN
croak: [ krəuk ]
n. 嗄嗄声,哇哇声
v. 嗄嗄叫,发牢骚,死
例句与用法:
A bullfrog was croaking in the distance.
一只牛蛙在远处呱呱地叫。
Frog sounds
参考资料：http://www.google.com/language_tools?hl=zh-CN