aperson who has received the highest university degree 博士a Doctor of Philosophy/Law 哲学╱法学博士我们要称呼他们为:Dr. + 姓 / 姓名Dr. Franks 弗兰克斯博士I can refer
还记得小时候的英语课吗?一上课我们就喊,good morning teacher,一喊就喊了这么多年,竟然没人告诉我们这是错的!为什么是错的?外国人认为称呼老师为teacher是不礼貌的!teacher因为teacher表示的是一种职业,就像worker一样!