单词	tetracarbonyl
释义	tetracarbonyl noun tet·​ra·​carbonyl ¦te‧trə+ : a compound containing four carbonyl groups combined with a metal Word History Etymology tetra- + carbonyl
随便看	bray brayed brayer brayerin brayers braying brays Brayton cycle neonicotinoids neonics neonomian neonomianism neonomians neons neontologic neontological neontologist neontology neonychia neonychium neonychiums neoorthodox neoorthodoxies neoorthodoxy neopaganise

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。