Thrombocytin
血小板素, 血清素, 5-羟色胺
🗣️ 情景例句
Hi, Peter.
彼得，你好。
What is the way to the airport?
哪一个方向是去飞机场？
The Ombudsman is not subject to political pressure.
司法特派员不受任何政治压力的制约。