单词	protractile
释义	pro·trac·tile (prō-trăktəl, -tīl′, prə-) also pro·tract·i·ble (-tə-bəl) adj. Capable of being protracted; extensible: protractile limbs and claws. pro′trac·tili·ty (prō′trăk-tĭlĭ-tē) n.
随便看	bur bur buran burb Burbage Burbank Burbank Burbidge burble burbler burbly burbot Burchfield bur cucumber burden burden of proof burdensome burdensomely burdensomeness burdock bureau bureaucracy bureaucrat bureaucratese bureaucratic

英语词典包含135693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。