蜀犬吠日
suk6 hyun2 fai6 jat6Shǔ quǎn fèi rì
English
- lit. Sichuan dogs bark at the sun (idiom); fig. a simpleton will marvel at even the most common things
- alludes to the Sichuan foggy weather where it's uncommon to see a sunny day
Sources: cc-cedict, rime-cantonese