单词	turtleback
释义	turtleback noun tur·​tle·​back ˈtər-tᵊl-ˌbak  : a raised convex surface turtleback adjective or turtle-backed ˈtər-tᵊl-ˌbakt  Word History First Known Use 1872, in the meaning defined above
随便看	relationism relationist relationists relationless relations relationship relationships relatival relative relative adjective relative advantage relative adverb relative aperture relative bearing relative clause relative error relative frequency relative fugacity relative humidity relative impediment relative inclinometer relative index of refraction relative location relative motion relative personal equation

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。