Sympathin e
[医] 兴奋性交感素
🧩 词语组成解析
n. 交感素, 交感神经素\\n[医] 交感[神经]素
🗣️ 情景例句
I don't know how to solve the problem. Will you help me out?
我不知道该怎么解决这个问题。你能帮我吗？
What are you doing?
你正在做什么？
It suddenly dawned on me that this express was not roaring down the line at ninety miles an hour, but barely chugging along at thirty.
我突然感到这趟快车并没以时速90英里的速度呼啸前进，而是卟哧卟哧地向前爬行，时速仅30英里。