开心的英语是happy;joyful;rejoice;delight。 常用短语: 1. to be happy for sb 为某人感到高兴 2. to keep sb happy 让某人感到高兴;令某人开心;使某人满意 3. to be happy with sth 对...感到满意 4. to put on a happy face 强装笑颜 例句: That's one of my happiest memories. 那是我最快乐的回忆之一。 Money won't make you happy. 金钱不会使人快乐。