Upgrading
v. 升级；提高品位（upgrade的现在分词）
✅ 同义词
🔴 反义词
🗣️ 情景例句
but living in New Jersey and the suburbs
但住在 New Jersey的郊区
How long have you had this pain?
疼痛多久了？
Yes, I have. His temperature seems to be all right.
我量过了。他的体温似乎正常。