Stereohybridization
立构(规正)杂化作用
🗣️ 情景例句
No. He left a note on the door
是的。他留了一张条子在门上
It's going to crash! Why?
要下坠了，究竟怎么啦？
It was j-223,just double the second item.
j-223第二项的订量要加倍。