【编者按】精品学习网考试频道小编为大家收集并整理了“商务英语BEC初级专业词汇汇总：upgrade”，供大家参考，希望对大家有所帮助。
Her position has been upgraded to executive level.
她的职位已提高到经理级。
重点词语：upgrade n./v. 升级，提升
商务用语：on the upgrade 改善的，进步的