Upgradability
n. 可升级性；升格能力；提升能力
🗣️ 情景例句
And my phone number is 797-7963.
我的电话是797-7963。
No matter what he does, don't show you mind.
不管他做什么，你总不要表现你介意。
The man said that the pen was worth $50,
那人说那支笔值50英镑，