蜀犬吠日 meaning in English

in sichuan dogs bark at the sun (because it's a rare sight in that misty region).; a dog barking at the sun where the sun is rarely seen as in the mountains of sichuan; an ignorant person makes a fuss about sth. which he alone finds strange.; dogs in sichuan barking at the sun; a sichuan dog barks at the sun.; a sichuan dog barks when the sun comes out (being so rare an occurrence) -- referring to astonishment at unfamiliar sights.; uncalled-for excitement out of sheer ignorance