Upgradability
n. 可升级性；升格能力；提升能力
🗣️ 情景例句
We have talked of you ofter.
我们经常谈到你。
She is afraid he'll think her a pig.
她怕他会像对猪般的厌恶她。
He had a gift for thinking up ways of making political points.
他有一种天赋，能想出很多办法阐明其政治观点。