Autacoid
n. 自体有效物质\\n[医] 自体有效物质
🗣️ 情景例句
Chances are ten to one that we'll have a economic recession.
我们十有八九会陷入经济衰退。
I put some photographs in the envelope.
我在信里夹了几张照片。
However, a few days later, he was told that a mistake had been made.
然而，几天之后，有人告诉他说弄错了。