Calcitar
降钙素
🗣️ 情景例句
So, what were you two talking about?
你们俩刚才谈什么了？
Besides the required courses, I'm taking an elective in the Lab Science.
除必修科目外，选修科目我选了实验科学。
This head must have been found in Classical times and carefully preserved.
她的脑袋一定是在古希腊罗马时代就为人所发现，并受到精心的保护。