Graded system
[法] 分级的, 等级制
🧩 词语组成解析
a. 分等级的；按年级分的
🗣️ 情景例句
I don't get it.
我不明白。
I also want to express my gratitude to all of my teachers over the years.
另外，我还想感谢这个多年来所有教过我的老师。
Let's move on to what makes our product sell so well.
让我来说明是什么原因使我们的产品销售得那么好。