单射 Save Create a free account to save words Traditional (Taiwan): 單射 dānshè ㄉㄢ ㄕㄜˋ 男 女 one-to-one function injective map math. Character by character 单(dān)bill 射(shè)shoot Words that sound like dānshè 单色 Sign up for a free account to save words and review them A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0