Upgradings
(upgrading 的复数) v. 升级；提高品位（upgrade的现在分词）
🗣️ 情景例句
If you want my advice, I would...
依我看，……
These two students drank a lot of coffee.
这两个学生喝了许多咖啡。
Yes, he has.He sold it last week.
是的，卖掉了。他上星期卖掉的。