Medullary sheath
[医] 髓鞘
🧩 词语组成解析
a. 骨髓的, 髓质的, 延髓的\\n[医] 髓的, 髓状的
sheath
[ʃi:θ]
n. 护套;鞘;叶鞘;紧身装;
v. 包，盖;
🗣️ 情景例句
Yes?
是吗？
To run for freedom
为求自由而逃跑
Do you see that notice? It says No Camping -- in case you can't read!'
你们看到那个布告牌了吗？上面写着‘禁止野营’－－除非你们不识字！”