单词	superfirm
释义	superfirm adjective su·​per·​firm ˌsü-pər-ˈfərm  : extremely firm superfirm mattresses Word History First Known Use 1928, in the meaning defined above
随便看	Pleurosternidae Pleurostigma pleurothalles pleurothallises pleurothallisses pleuroti Pleurotoma Pleurotomaria pleurotomariid pleurotomarioid pleurotomies Pleurotremata Pleurotus pleurotuses pleurotusses pleurovisceral pleurum pleuston pleustonic pleustons Pleven plevens plevnae plevnas plew

英语词典包含469781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。