Upgradation
升级；改善；提高
🗣️ 情景例句
We're very pleased that you are considering becoming a distributor of our company.
我们非常高兴你们正在考虑成为我们的批发商。
Honours change manners.
荣誉能改变人的礼貌。
Thank you very much.
非常感谢。