Upgradability
n. 可升级性；升格能力；提升能力
🗣️ 情景例句
to see Susan become Mrs. Harry Bennett.
目睹Susan成为Harry Bennett太太。
I think exactly the same way.
我完全同意。
These lights flickered continuously like traffic lights which have gone mad.
灯泡一刻不停地闪烁着，就像失去了控制的红绿灯。