Extremitas sternalis
[医] 胸骨端
🧩 词语组成解析
[医] 肢, 端
胸骨肌
🗣️ 情景例句
When you go to a new school it takes a while to know the ropes.
到一所学校读书要花一段时间熟悉情况。
Knowledge makes humble; ignorance makes proud.
知识令人谦虚；无知使人骄傲。
He did very badly on the exam----worse than expected almost the worst in the class.
他考的不好，比期望的还糟。几乎是全班最差的。