Perkov reaction
[化] 佩尔科夫反应
🧩 词语组成解析
🗣️ 情景例句
I could stay at home with Max and do my dress designs.
我可以和Max待在家里从事我的服装设计。
There are seven of us altogether.
一共有7个。
It is fairly clear that sleeping period must have some function,
很清楚，睡眠必然具有某种作用。