单词	roller tube
释义	roller tube noun : a culture tube (as for normal or malignant tissue cells) in which the material to be cultivated is immobilized on the side of the tube by a film of serum or other medium and which is rotated (as in a water bath) to insure adequate and uniform aeration Word History First Known Use 1933, in the meaning defined above
随便看	documentary documentary bill documentary draft documentary stamp documentation documentational documentations documented documenter documenters documenting documentize documents docuseries docusoap docusoaps DOD dod wells dod-rot doda dodad dodded dodder dodder laurel dodder oil

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。