Regioselective reaction
[化] 区域选择性反应
🧩 词语组成解析
[机] 特定选择的
🗣️ 情景例句
I'm sorry. I dialed the wrong number.
对不起，我打错电话了。
Don't worry about it.
别担心。
The police had been told that a bomb had been planted on the plane.
有人报告警察，说飞机上安放了一枚炸弹。