Upgradation
升级；改善；提高
🗣️ 情景例句
Please tell him that Lu Ming tried to contact him.
请你转告他陆明正设法跟他联系。
I hesitate to ask you, but will you lend me some money?
也许我不该问你，你能借我一些钱吗？
For a whole week I did not smoke at all and during this time, my wife suffered terribly.
整整一个星期我根本没有吸烟。在此期间，我妻子吃尽了苦头。