Medulla ossium rubrum
[医] 红骨髓
🧩 词语组成解析
medulla
[mi'dʌlə]
n. （拉丁语）骨髓;
[医] 红核, 红[色]
🗣️ 情景例句
I made a lunch date with him and his daughter weeks ago.
几星期前我约好和他以及他女儿共进午餐。
When the clock strikes twelve at midnight.
当午夜十二点的钟声敲响时。
But we still have a problem.
不过我们还是有问题呀。