Scotch mist
noun
mass noun
1- a thick drizzly mist of a kind common in the Scottish Highlands山霭, 苏格兰雾（苏格兰高地常有的一种夹杂毛毛雨的浓雾）。
1.1
- Brit. used sarcastically to imply that a person has failed to understand or see something obvious〈英〉未理解（或看见）明显的事物（用作嘲讽语）：
what do you think this is? Scotch mist?
你以为这是什么？还不明白？