石沉大海

Explanation: Stone sink to the seabed. Analogy from no news. 　　Usage: The main predicate; as predicate, attribute, object; containing derogatory 　　Source: Yuan Wang Shih-fu, "The West Chamber" fourth off the first: "If he does not come, like go down the drain." 　　Examples: To the third day, but with a few sailors, looking separately, is all in vain. Looking for a few consecutive days, Jing Si ~. ★ Qing Li Ruzhen "Flowers in the Mirror" 32nd back Thesaurus:  commit sth. to the flames, Paid Bingding, melt away disappearance of misunderstanding, undo, beyond the highest heavens