The professor invited his students to his home for conversation.
教授邀请学生们到自己家里会晤。
professor Green, lately of Princeton, is now head of the department at California.
格林教授不久前在普林斯顿任教,现在是加州大学的系主任。
My uncle is a professor in this university.
我的伯父是这所大学的一名教授。