不一定 Save Sign in to save words On the HSK 2 vocabulary list, at CEFR level A2. bùyīdìng ㄅㄨˋ ㄧ ㄉㄧㄥˋ 男 女 not necessarily maybe Character by character 不(bù)no 一(yī)one 定(dìng)fix A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0 国际中文教育中文水平等级标准, 中华人民共和国教育部, MIT