swayback /'sweibæk/ 📖 中文释义 n. 由于负重过度而特别凹陷的背部[医] 羊羔蹒跚病, 羊缺铜病, 马背凹陷 📘 English Definition(英文释义) s having abnormal sagging of the spine (especially in horses) ← sway the emotion S 字母词表 swaybacked →