breastbone /'brestbәun/ 📖 中文释义 n. 胸骨[医] 胸骨 🔗 释义中的汉语词 胸骨 📘 English Definition（英文释义） n the flat bone that articulates with the clavicles and the first seven pairs of ribs ← breastbeam B 字母词表 breastbones →