Autacoid
n. 自体有效物质\\n[医] 自体有效物质
🗣️ 情景例句
I was late because I had a flat tire.
我来晚了，因为我的车坏了。
Who will accompany you to the airport?
谁将陪你去机场？
Hello! I'm Jim Green.
你好！我叫吉姆-格林。