Co-product
[经] 副产品
🧩 词语组成解析
[医] 钴(27号元素)
🗣️ 情景例句
OK, here you are.
好的，给你。
I've been part of this project since its beginning.
从一开始我就参与这个计划。
But of course, he can learn by himself. He has a book and a dictionary.
但当然，他也可以自学。他有书和词典。