Parathyin
副甲状腺素, 甲状旁腺素
🗣️ 情景例句
I think I did.
我想是的。
Do you have any openings?
你们有空缺吗？
but they do underline the general principle that the relationship between elephant and mahout is the key to successful training.
但强调了一项基本原则，象和驯象员之间的关系是驯象成功与否的关键。