单词	spelunker
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	sou'wester sovereign sovereignty Soviet soviet Soviet bloc Soviet Union sow sower Soweto sown sox soya soya bean Soyinka, Wole soy sauce soz sozzled spa space space-age space bar space cadet space capsule spacecraft

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。