单词	lummy
释义	lummy adjective lum·​my ˈləmē, -mi -er/-est slang, British : first-rate Word History Etymology probably from lumme
随便看	opting for opting in opting out option option to buy optional optional pass optional referendum optional writ optionalities optionality optionalize optionally optionals optionary optioned optionees optioning options optive opto- optoelectronic optoelectronics optokinetic optologists

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。