The verb is pronounced /ʌp'greɪd/. The noun is pronounced /'ʌpgreɪd/. 动词读作/ʌp'greɪd/,名词读作/'ʌpgreɪd/。
1
[VERB 动词]改良;更新;升级 If equipment or services
are upgraded, they are improved or made more efficient.
[be V-ed]
[V-ed]
[Also V]
[usu passive]
[usu pl]
Helicopters have been upgraded and modernized...
直升机已经更新换代,装配了现代化设备。
Medical facilities are being reorganized and upgraded.
正在对医疗设施进行重组和升级。
...upgraded catering facilities.
更新换代的餐饮设施
Upgrade is also a noun.