Perkov reaction
[化] 佩尔科夫反应
🧩 词语组成解析
🗣️ 情景例句
I'll be here when he calls back. Much appreciated.
他打电话时我会在这，太感谢你了！
She will go into business when she likes to.
她想经商时就会去经商。
It's the same colour.It's green, too.
一样的颜色， 也是绿的。