一箭双雕 yījiànshuāngdiāo to kill two birds with one stone Origin Definitions Defs Strokes Stroke Words Sentences Sents 一 yī numeral one one; the number 1; single; alone箭 jiàn noun arrow arrow; a weapon or sports tool shot from a bow or crossbow双 雙 shuāng numeraladjective two Two; both; dual; twin; double; twofold雕 diāo eagle a large bird of prey, such as an eagle or vulture