Medullae
n. 髓, 髓鞘, 髓质\\n[医] 髓[质]
🗣️ 情景例句
Oh ... Harry!
噢……Harry！
Congratulations on your new job.
我恭喜你找到新的工作。
There is only one difference between an old man and a young one:
老年人和年轻人之间仅仅有一个不同：