翻译成英语,
The man who wears a black coat is not his student but my English teacher.
定语从句。
那个穿黑色上衣的男士根本就不是学生他是我的英语老师
The man in a black shirt is not my student, he is my English teacher.
那个穿黑色上衣的男士根本就不是学生,他是我的英语老师。The man in black coat isn't a a student at all ,he is my English teacher!