mean to do 打算、企图做某事
mean doing sth 意思是、意味着做某事
be mean to 对……吝啬（mean是形容词,吝啬的,卑鄙的）谢谢,您能给我几个例句吗he didn't mean to hurt you Missing one bus means waiting for another twenty minutesHe is very mean to books第三个句子的意思是？我不太懂他舍不得买书（的钱），呵呵或者也可以用He is mean to his employees 他对自己的员工很刻薄（卑鄙）