Upgrading
v. 升级；提高品位（upgrade的现在分词）
✅ 同义词
🔴 反义词
🗣️ 情景例句
Get in the car.
上车。
He sketched the situation in a few vivid words.
他用几句生动的话概况了形势。
So your aunt was a wealthy woman?
那么你伯母就是一位富有的女人了？