单词	sergeant major of the marine corps
释义	sergeant major of the marine corps noun phrase : the ranking noncommissioned officer of the marine corps serving as adviser to the commandant Word History First Known Use circa 1971, in the meaning defined above
随便看	black yeast black-a-vised black-and-blue black-and-tan black-and-tan coonhound black-and-white black-and-white creeper black-and-white warbler black-and-white work black-and-yellow warbler black-backed gull black-backed jackal black-backed woodpecker black-bag job black-bag operation black-banded snake black-banded sunfish black-bead black-bellied plover black-bellied sandpiper black-bellied snake black-bellied tree duck black-bellied whistling duck black-bellied whistling-duck black-berried elder

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。