[in Sichuan dogs bark at the sun (because it's a rare sight in that misty region)—an ignorant person makes a fuss about something which he alone finds strange] 唐·韩愈《与韦中立论师道书》:“蜀中山高雾重,见日时少;每至日出,则群犬疑而吠之也。”柳宗元《答韦中立论师道书》:“屈子赋曰:邑犬群吠,吠所怪也。仆往闻庸蜀之南,恒雨少日,日出则犬吠。”后遂以“蜀犬吠日”比喻少见多怪
英语 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
法语 (expr. idiom.) Quand le soleil brille les chiens du Sichuan aboient, être émerveillé par des choses banales