用腦 Save Sign in to save words Simplified: 用脑 yòngnǎo ㄩㄥˋ ㄋㄠˇ to undertake mental work Character by character 用(yòng)use 腦(nǎo)brain A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0