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
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。
He upgrades his phone every two years to get the latest features.
他每两年升级一次手机以获得最新功能。
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。
The fashion designer showcased a collection of innovative designs to upgrade the brand's image.
时装设计师展示了一系列创新设计，以提升品牌形象。
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。
As a gesture of goodwill, the hotel upgraded the couple to a deluxe suite with a panoramic view of the city skyline.
作为一种善意的表示，酒店将这对夫妇升级到了一个可以俯瞰城市天际线的豪华套房。
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。
The board of directors unanimously voted to upgrade John to vice president of operations.
董事会一致投票决定将约翰晋升为运营副总裁。
Upgrade
01
software that improves or adds features to a previous version
例子
The app received a major upgrade with new tools.
The operating system 's upgrade fixed multiple bugs.
02
the process of improving an item, system, or equipment to a higher standard
例子
The airline completed an upgrade of its fleet engines.
Routine maintenance included an upgrade of the production line.
03
physical components that replace older versions to improve performance
例子
The new graphics card is a major upgrade from the previous model.
The server received a memory upgrade.
04
an improvement in a reservation, service, or ticket to a higher class or level
例子
The hotel offered an upgrade to a suite.
Airlines provide frequent flyers with a complimentary seat upgrade.
