Substantia compacta
[医] 骨密质
🧩 词语组成解析
nigra[解]黑质, 塞梅林氏神经节
[医]（蜕膜）致密层
🗣️ 情景例句
The media is amazing these days, we can watch world changing events happen live right in front of our eyes.
现在媒体却实很神奇，我们能亲眼目睹世界上刚发生的事情。
I can read.
我会读。
Even this was remarkable, considering that she had had so many delays.
但考虑到路上的多次耽搁，这个成绩也已很不容易了。