最: most; best; worst; first; ve ...底层: ground floor; first floor ba ...的: 4次方是 The fourth power of 2 i ...灰土: dirt; dust; orthod; Spodosol最底层的派生类: most derived class最末层衍生类别 最底层的派生类: most derived class最末层衍生类别最底层的派生类: most derived class最底层元素: bottommost element底层的: at-ground level; demersal; rock-bottom数据流图中最底层: functional primitive在社会的最底层: at the bottom of society undercoursebase coursesubcoatsubstratumsublayer底层的, 最低的: rock-bottom底层的工作: grouwork基础的底层的: underlying从我伤透的心最底层: from the bottom of my broken heart处于社会底层的: poor and lowly underprivileged金属底层的覆盖层: metal-backed coating具平行细纹层的灰岩: stromatolithic limestone灰土: dirt; dust; orthod; spodosol◇灰土桩 lime soil pile底层: 1.(一楼) [英国] ground floor; [美国] first floor2.(地下室) basement3.(社会最低阶层) bottom; the lowest rung 在社会的最底层 at the bottom of society4.undercourse (垫层); base course (基层); subcoat (基础涂层); substratum (基层; 胶层); sublayer (层流底层)最底的: rockbottom最底点: nadir最底价: rock-bottom price印报车间底层的卷筒纸开卷机房: reel room层的: lamellar