[] used to describe an aspect of sth that you consider to be a good thing 有利的；受欢迎的；好的◆The airline's safety record is a major plus point. 这家航空公司的安全纪录是其主要优势。◆On the plus side, all the staff are enthusiastic. 从有利的方面来看，所有员工都热情高涨。OPPminus
used after a number to show that the real number or amount is more than the one mentioned （用於数字後表示实际数量较大）多，余◆The profit from the sale of the factory is expected to be $22 million plus. 预计出售工厂的利润为 2200 多万元。