to shout in a loud voice , or (of a cow or large animal ) to make a loud , deep sound
发音
例句
1. The music is so loud that we have to bellow at each other to be heard. 音乐的声音实在太大,我们只有彼此大声喊叫才能把话听清。 2. After a while, the bull began to bellow in pain. 过了一会儿公牛开始痛苦地吼叫。