Every one who acts in the programma is happy.All the people talk happily, sing happy songs and dance excitedly.It is difficult for the audiences to be unhappy.是什么意思_Every one who acts in the programma is happy.All the people talk happily, sing happy songs and dance excitedly.It is difficult for the audiences to be unhappy.在線翻譯_英語_讀音_用法_例句