Co-production
[经] 副产品生产
🧩 词语组成解析
[医] 钴(27号元素)
🗣️ 情景例句
I woke up when I heard someone speak.
一听到有人说话我就醒了。
The remembrance of past sorrow is joyful.
记住过去的不幸使人愉快。
What was to become of them all, he wondered.
他们这些人会怎么样呢？他感到很纳闷。