3325英语网 英语单词
Understratum的音标发音
Understratum
英式发音：[,ʌndә'streitәm]
美式发音
(n.) The layer, or stratum, of earth on which the mold, or soil, rests; subsoil.
录入:门罗
(n.) The layer, or stratum, of earth on which the mold, or soil, rests; subsoil.
录入:门罗