Upgrading
v. 升级；提高品位（upgrade的现在分词）
✅ 同义词
🔴 反义词
🗣️ 情景例句
Lillian Winters.
她是Lillian Winters。
With time and patience the leaf of the mulberry becomes satin.
只要功夫深，铁杵磨成针。
Thanks.
谢谢。