氣到失控
這一支跟郵務已經沒有關係了，只是借用了這個字：它整個意思都在那個固定片語裡，跟前面兩個用法不能互換。
go postal · adjective · C1
in the phrase go postal: to become extremely angry and lose control of your behavior.
暴怒失控
核心畫面
This is the adjective for everything to do with the post: the vans, the workers, the rules, the codes. Its second use marks how something was done — through the mail rather than face to face. And one fixed phrase, go postal, has drifted right away from letters into a way of describing someone losing their temper completely.
這是「郵政」的形容詞，凡是跟郵務有關的都用它：郵車、郵務人員、規章、郵遞區號。第二個用法標記的是做事的方式——用寄的…更多收起
這是「郵政」的形容詞，凡是跟郵務有關的都用它：郵車、郵務人員、規章、郵遞區號。第二個用法標記的是做事的方式——用寄的，而不是本人到場。另外還有一個固定說法 go postal，已經完全離開信件的世界，變成形容一個人氣到失控的口語。From the picture
Also in this word
relating to mail delivery · adjective · B1
connected with the official system that takes letters and parcels from one place to another.
郵政的
done by mail · adjective · B2
done by sending letters or forms through the mail instead of doing it in person.
郵寄的；通訊的
原始詞典資料2 筆記錄
以下是外部詞典記錄的用法，原文照列，我們還沒有寫成教學內容。上面的說明才是我們自己寫的；有些用法可能上面已經講過了。
postaladj[ˈpoʊstl̩]
- 1
Relating to the collection, sorting and delivery of mail.
- He's a postal worker, and has been in the postal industry for decades.
- We sell stamps and stationery for all your postal needs.
- 2
slangCrazy, insane.
- to go postal
- SANDI: Maybe I should just have my own party, since you obviously think I'm postal.
資料來源：英文維基詞典 English Wiktionary（CC BY-SA 4.0）。 原文照列，未經改寫。