英语词汇melaena怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	melaena
释义	melaena 英/ m??li?n? / 简明释义 n.黑粪症专业释义 1 医药科学黑粪症
随便看	neutron density disadvantage factor neutron density disadvantage factors neutron density distribution neutron density fluctuation neutron densuty distribution neutron depolarization effect neutron detaction neutron detecting chamber neutron detection neutron detection efficiency neutron detection reaction neutron detection system neutron detector neutron detector burn up life neutron detector foil neutron detector system neutron detector tube neutron-deuteron re-action neutron diagnostics neutron diffractiometer neutron diffraction neutron diffraction analysis neutron diffraction analysis neutron diffraction apparatus neutron diffraction camera

英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。