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
That's what makes this spot so good.
那就是为什么这个地点这样好的道理。
According to Mr. Green,this is a complicated problem.
对于格林先生，这是一个复杂的问题。
We'll have to talk this over some more.
这件事我们得好好地再谈一谈。