-
VERB
改良；更新；升級
If equipment or services are upgraded, they are improved or made more efficient.
例句
Helicopters have been upgraded and modernized...
直升機已經更新換代，裝配了現代化設備。
Medical facilities are being reorganized and upgraded.
正在對醫療設施進行重組和升級。
-
VERB
擢升；晉升；提升；提拔
If someone is upgraded, their job or status is changed so that they become more important or receive more money.
例句
He was upgraded to security guard.
他被擢升為保安。
-
VERB
(使)升級到更高待遇;(使)升艙
If you upgrade or are upgraded, you change something such as your air ticket or your hotel room to one that is more expensive.
例句
You can upgrade from self-catering accommodation to a hotel.
您可以將自理膳食旅店升級為酒店。