Prehormone
n. [生化]前激素
🗣️ 情景例句
May I ... may I help?
我能……我能帮上忙吗？
The worker is pounding steel pipes to mend the leakage of water.
管道工为了修缮漏水而敲打着下水道的铁管。
I'd like to know some information about the current investment environment in your country?
我想了解一下贵国的投资环境。