基础: foundation; base; basis的: 4次方是 The fourth power of 2 i ...上部: headpiece; ridge边缘: border; edge; fringe; margin ...基础的: barium basal; base; basic; elementary; foundational; fundamental顶部边缘: top edge外部边缘: exterior edgesshoulders背的上部: shoulders part of the back between the打球的上部: top the ball胚轴的上部: the upper portion of the embryo axis围裙的上部: front part of an apron above the waist嘴的上部: mandible包含内部边缘: include inside edges后部边缘运动: posterior border movement坡口根部边缘: root edge垫面基础的: underlying基本的,基础的: elementary基础的，基本的: basal; fundamental没有基础的: baseless; ungrounded无基础的: baseless; footless; ungrounded以…为基础的: based有基础的: well-grounded做基础的: underlying上部边界趋近法: upper bound approach technique釜的上部钢板: crown sheet
