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
Help yourself, please.
请随便。
Did you go running this morning?
你今早去跑步了吗？
After his attempt, Campbell was disappointed to learn that his average speed had been 299 miles per hour.
比赛结束后，坎贝尔非常失望地得知他的平均时速是299英里。