常见例句雙語例句As we age this gradually diminishes to just the bones of the spine (vertebrae), breastbone (sternum), ribs, pelvis and small parts of the upper arm and leg.隨著年齡的增長，脊椎, 胸骨, 肋骨,骨盆以及四肢的骨骼都會縮小. 返回 breastbone sternum