upgrade[ˈʌpgreid]n.升级，上升，上一个新台阶
◇ upgrade diplomatic relations 外交关系升格
upgrade... status …升格
‖ upgrade a post 职位升格，提高职位等级
upgrade from junior college student to university student “专升本” / upgrade telephone number 电话号码升位
upgrade the products升级换代
upgrade the technical equipment 更新技术设备
upgrading and updating of products 产品升级换代
upgrading class 进修班
upgrading course 进修（班）课程
upgrading of an industrial structure 产业结构升级
upgrading of industries 产业的升级换代
upgrading of products 更新换代
upgrading proposal 职位升格建议
upgrading training进修训练 |