平方反比定律 Save Sign in to save words píngfāngfǎnbǐdìnglǜ ㄆㄧㄥˊ ㄈㄤ ㄈㄢˇ ㄅㄧˇ ㄉㄧㄥˋ ㄌㄩˋ inverse-square law (physics) Character by character 平(píng)surname Ping 方(fāng)surname Fang 反(fǎn)contrary 比(bǐ)compare 定(dìng)fix 律(lǜ)surname Lü A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0