Upgrading
v. 升级；提高品位（upgrade的现在分词）
✅ 同义词
🔴 反义词
🗣️ 情景例句
Maybe soon.
也许很快就会。
Does this radio belong to you?
这台收音机是你的吗？
In the same way, a Russian might fail to see anything amusing in a joke witch would make an Englishman laugh to tears.
同样的道理，一则可以令英国人笑出泪来的笑话，俄国人听了可能觉得没有什么可笑之处。