左: the left side; the left上: upper; up; upward肋: rib costal region缘: reason上肋: prime rib; upper rib左上: centre toleft toright lower left lower right; upper left upper right lower right lower left上肋凹: fovea costalis superior; superior costal facet of vertebra; superior costal fossa; superior costal fossula; superior costal fovea肋缘条: rib boom左肋缘: lcb; left costal border; left costal margin上肋分割肉: prime rib cut上肋间静脉: superior intercostal vein上肋形板: upstanding beams slab上肋支架: upper rib cage左上臂: left upper arm左上标: prescript; pre-super左上方: top-left左上腹: left upper quadrant左上干: left superior trunk; left superiortrunk左上角: custom install; top left corner; topleftcorner; upper left左上叶: left upper lobe左上肢: left upper extremity; left upper limb左上睑: left upper eyelid; left upperlid牛背肋缘: flat rib牛肩胛肋缘: thick rib胸肋缘, 肋骨缘: costal margin