Stobbe reaction
[机] 施托贝反应
🧩 词语组成解析
🗣️ 情景例句
Hi, Tom, this is Mary.
嗨，汤姆，我是玛丽。
Once is no custom.
一次不成例。
I went on an excursion recently, but my trip took me longer than I expected.
最近我作了一次短途旅行，但这次旅行所花费的时间比我预计的要长。