基本解釋n.內(nèi)腔;流明(光流的強度單位)同根派生 lumenal相關(guān)詞英漢例句用作名詞 (n.)The innermost region of cotton is called lumen.棉纖維的最內(nèi)層組織叫內(nèi)腔。A former luminance unit equals to one lumen per square foot.舊制光的亮度單位等于每平方英尺流明。lumenal更多例句