to upgrade
01
改进, 升级
to improve a machine, computer system, etc. in terms of efficiency, standards, etc.
Transitive: to upgrade a machine or computer system
语法信息
形态构成
派生
动作动词
规则
现在时
upgrade
第三人称单数
upgrades
现在分词
upgrading
一般过去时
upgraded
过去分词
upgraded
例子
The company upgrades its software regularly to enhance performance.
该公司定期升级其软件以提高性能。
02
提升, 升级
to improve something to a higher level of quality, significance, or importance
Transitive: to upgrade sth
例子
The airline introduced a new loyalty program to upgrade the travel experience for frequent flyers.
航空公司推出了一个新的忠诚度计划，以提升常旅客的旅行体验。
03
升级, 提升
to provide someone with a better seat on an airplane or a better room in a hotel than the one for which they have paid
Transitive: to upgrade sb to a better seat or room
例子
Due to overbooking in economy class, the airline upgraded several passengers to business class.
由于经济舱的超额预订，航空公司将几名乘客升级到了商务舱。
04
晋升, 提升
to promote or elevate an employee to a higher position, level, or rank
Transitive: to upgrade sb | to upgrade sb to a higher rank or position
例子
After years of dedicated service, the company decided to upgrade Sarah to a managerial position.
经过多年的奉献服务，公司决定将莎拉晋升为管理职位。
Upgrade
01
升级, 更新
software that improves or adds features to a previous version
例子
The app received a major upgrade with new tools.
该应用程序获得了带有新工具的重大升级。
02
升级, 改进
the process of improving an item, system, or equipment to a higher standard
语法信息
有生性状态
抽象
形态构成
复合词
可数
复数形式
upgrades
例子
The airline completed an upgrade of its fleet engines.
该航空公司完成了其机队发动机的升级。
03
升级, 改进
physical components that replace older versions to improve performance
例子
The new graphics card is a major upgrade from the previous model.
新显卡是前一个型号的重大升级。
04
升级, 改进
an improvement in a reservation, service, or ticket to a higher class or level
例子
The hotel offered an upgrade to a suite.
酒店提供了升级到套房的升级。
