Recovered carbon
[化] 回收活性炭
🧩 词语组成解析
v. 重新获得；恢复（recover的过去分词）
🗣️ 情景例句
No smile, no surprise.
不笑 ，就不给你惊喜。
I asked him to buy it for me, but he wouldn't.
我请他帮我买，但是他不肯。
Don't forget to keep in touch.
别忘了保持联系。