upgrade
英 /ˌʌpˈɡreɪd/
中文释义
v. 提高某人(某事物)的级别或等级，提高…档次 || upgrade sb (sth) to sb (sth)提升
To improve or enhance the quality or functionality of something.
常用搭配
- software upgrade软件升级
- upgrade the system升级系统
- free upgrade免费升级
例句
- My phone needs a software upgrade before that app will run.那个应用要运行，我手机得先升级软件。
- The airline offered us a free upgrade to business class.航空公司免费给我们升级到商务舱。