一不小心 Save Sign in to save words On the HSK 7-9 vocabulary list, at CEFR level C2. yībùxiǎoxīn ㄧ ㄅㄨˋ ㄒㄧㄠˇ ㄒㄧㄣ 男 女 to be a little bit careless to have a moment of inattentiveness accidentally Character by character 一(yī)one 不(bù)no 小(xiǎo)small 心(xīn)heart 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