单词	underream
释义	underream transitive verb : to enlarge (an oil-well hole) below the casing Word History Etymology under entry 1 + ream
随便看	trigo trigon trigonal trigonal system trigonal trapezohedron trigonal trisoctahedron trigonal tristetrahedron trigonally Trigonella trigonellae trigonellas trigoneutic Trigonia Trigoniaceae trigoniaceous trigonite trigono trigono- trigonocephalic trigonocephalous trigonocephaly trigonocerous trigonododecahedron trigonometer trigonometers

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。