中英成语俚语800对067：持之以恒

　　持之以恒

　　Keep it up.

　　Without a break.

　　Perseverance will prevail.

　　eg：If you are on diet. stick to it at least for a month.

　　同义词：水滴石穿 Constant dripping wears away the stone.

　　反义词：三天打鱼，两天晒网 By fits and starts.