Sachs' disease
[医] 黑蒙性家族性白痴
🧩 词语组成解析
🗣️ 情景例句
As a matter of fact,
事实上，
What are you talking about?
你在说些什么？
This will relieve pressure on the trains to some extent.
这将在某种程度上减轻对火车的压力。