Upgrading
v. 升级；提高品位（upgrade的现在分词）
✅ 同义词
🔴 反义词
🗣️ 情景例句
Oh, there you go.
噢， 一切都好了。
They are more interested in profit than beauty or health.
他们对于利益比美丽或健康更感兴趣。
At this, the police pointed out ironically that this would hardly be necessary as the men were already under arrest.
警察听后讥讽地说，这大可不必，因为他俩已被逮捕了。