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
If no one comes to claim Gemma,
如果没有人来认领Gemma，
It's due in at noon.
正午到达。
Tod, you will send these things to the gentleman's address.
托德，你把这些衣服送到这位先生的住地去。