Co ii
[医] 辅酶II
🧩 词语组成解析
[医] 钴(27号元素)
abbr. 微光（Image Intensification）
🗣️ 情景例句
We are.
我们是。
My brother's in the army.He was just promoted to the rank of major.
我的兄弟在军队工作.他就被提拔为少校。
Take a deep breath and I'll time you. But don't drown!
深吸一口气，我来给你计时。但别淹着！