Mitragynine
帽柱碱
🗣️ 情景例句
Can you have lunch with us later?
你能与我们一起共进午餐吗？
Whatever happens, don't worry.
不管什么事情发生，你都不要担心。
The old farmhouse the family lived in was to be replaced by new $500,000 home.
这家人住的旧家舍将由一座价值50万美元的新住宅所取代。