单词	unperilous
释义	unperilous adjective un·​perilous ¦ən+ : not perilous : free from danger Word History First Known Use 1621, in the meaning defined above
随便看	suboptimally suboptimization suboptimizations suboptimize suboptimized suboptimizes suboptimizing suboptimum suboral suborbicular suborbiculate suborbiculated suborbital suborder suborders subordinacy subordinal subordinaries subordinary subordinate subordinate clause subordinated subordinately subordinateness subordinatenesses

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。