中英成語俚語800對160：功敗垂成

　　功敗垂成

　　A slip betwixt the cup and the lip.

　　A flash in the pan.

　　eg: Tom is disqualified at the final round, a slip betwixt the cup and the lip.

　　中英俚語俗語來源：漢書：“垂成之功，敗于一日。”

　　同義詞：功虧一簣 Look back from the plough.

　　反義詞：一蹦而就 At one stroke.