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单词	protractile
释义	protractile adjective pro·​trac·​tile prō-ˈtrak-tᵊl  -ˌtī(-ə)l, prə- : capable of being thrust out protractile jaws Word History Etymology Latin protractus First Known Use 1828, in the meaning defined above
随便看	boathooks boathouse boathouse rum boathouses boatie boaties boating boatings boatless boatlifted boatlifting boatlifts boatlike boatload boatloads boatman boatmanship boatmanships boatmate boatmates boatmen boatneck boatraces boats boatsman

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。