Medullae
n. 髓, 髓鞘, 髓質\\n[醫] 髓[質]
??? 情景例句
How do you do?
你好！
She will be happy to speak in French or Chinese to any of you.
她會很高興與你們中的某個人講法語或中文。
I'll leave them for you to look over.
我會留下來給你慢慢的看。