单词	spelunking
释义	spelunkingspe‧lunk‧ing /spəˈlʌŋkɪŋ/ noun [uncountable] American English Word Origin WORD ORIGINspelunking Origin: 1900-2000 Latin spelunca ‘cave’, from Greek spelynx the sport of walking and climbing in caves—spelunker noun [countable]
随便看	moth mothball moth-eaten mother motherboard Mothercare mother country Mother Earth motherfucker motherfucking Mother Goose motherhood mothering Mothering Sunday mother-in-law motherland motherless motherliness mother lode motherly Mother Nature Mother of God mother-of-pearl mother's boy Mother's Day

英语词典包含52748条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。