Substantia grisea centralis
[医] 脊髓中央灰质
🧩 词语组成解析
nigra[解]黑质, 塞梅林氏神经节
🗣️ 情景例句
She worried constantly.
她经常烦恼。
I hope not.
我希望不会。
from which can be seen the strata the drill has been cutting through.
从中能看出钻头所钻透的地层。