速凍 Save Sign in to save words Simplified: 速冻 sùdòng ㄙㄨˋ ㄉㄨㄥˋ to quick-freeze Character by character 速(sù)fast 凍(dòng)freeze Words that sound like sùdòng 樹洞 A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0