蜀犬吠日

Explanation: Sichuan: Sichuan short; bark: bark. Intention is rainy Sichuan, where the dog is not common sun, the sun was called. Metaphor of ignorance. 　　Usage: The main predicate; as object, attribute; containing derogatory 　　Source: Tangliu Zong Yuan "A Weizhong Li Book of the teaching profession": "Qu Fu said: 'Yap group of barking dogs, barking of the blame too.' Servant to the south of Shu Wen Yong, constant rain few days, the sunrise is barking." Thesaurus:  consider sth. remarkable simply because one has not seen it before, be ignorant and ill-informed, Eastern and southern parts of liaoning province White line is, Liaodong wiring, Guangdong and Guangxi provinces Yip snow