单词	unrespirable
释义	unrespirable adjective un·​respirable ¦ən+ : unfit to breathe unrespirable air Word History First Known Use 1720, in the meaning defined above
随便看	seychellois seychelloises Seyfert galaxy seyferts seyhan Seyhan seyid Seym Seymeria Seymour seymoures seymouriamorph Seymouriamorpha seymours seys Seyss-Inquart seyyid sez l'in señor señora señores señorita sf sfaces Sfax

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。