costal cartilage（肋软骨）是什么意思？音标发音+图解场景

肋软骨 /kɒzmˈɛtɪk ˈtɹeɪ/ n

English: costal cartilage · 肋软骨

释义：Strong elastic tissue extending the front portion of the ribs to connect them to the sternum.

这个词出现在以下图解场景（1）