基本解释（狗）摇尾巴英汉例句双语例句Why does a dog wag its tail?狗为什么要摇尾巴？blog.sina.com.cnWhen a dog is happy, it will wag its tail.狗狗高兴的时候会摇尾巴。Every time I go home, it will wag its tail to me.每次我回到家，它就会朝我摇尾巴。词组短语短语wag g its tail 摇尾巴