螺栓 Save Sign in to save words luóshuān ㄌㄨㄛˊ ㄕㄨㄢ bolt (male component of nut and bolt) Character by character 螺(luó)spiral shell 栓(shuān)bottle stopper A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0