一一映射 Save Sign in to save words yīyīyìngshè ㄧ ㄧ ㄧㄥˋ ㄕㄜˋ 男 女 bijective map math. Character by character 一(yī)one 一(yī)one 映(yìng)become visible 射(shè)shoot A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0