Medullary streak
[医] 脊髓沟, 神经沟
🧩 词语组成解析
a. 骨髓的, 髓质的, 延髓的\\n[医] 髓的, 髓状的
streak
[strik]
n. （与周围有所不同的）条纹;（通常指不好的）特征（倾向）;（不断经历成功或失败的）一段时期;
vi. 快速移动;加上条纹;
vt. 使布满条纹;
🗣️ 情景例句
What's the reason why you left your previous employer?
你离开原来那个雇主的原因是什么？
I asked him to play with me, but he wouldn't.
我请他和我玩，但是他不肯。
At night, the children always do their homework.Then they go to bed.
晚上，孩子们总是做作业，然后去睡觉。