Regioselectivity
[化] 区域专一性; 区域选择性
🗣️ 情景例句
1, 2, 3, kick... 1, 2, 3, kick... pony. 1 2 3
踢 ……1 2 3踢……小马步
It is a pay phone .
那是一个付费电话。
There are some newspapers on the table.
桌上放着几份报纸。