英语词汇substratum的意思、用法及释义-英汉双解词典

单词	substratum
释义	substratum n (pl substrata ) 1 level lying below another 下面的一层; 底层 a substratum of rock 底层岩石. 2 (fig 比喻) foundation; basis 基础; 根基 a substratum of truth in her story 她叙述中的事实根据.
随便看	ridge-pole ridge-tile ridgeway ridicule ridiculous ridiculously ridiculousness riding riding-crop riding-school rife riff riffle riff-raff rifle rifleman rifle-range rifling rift rift valley rig rigging right right angle righteous

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