Mitragynine
帽柱碱
🗣️ 情景例句
Good luck and best wishes on your career move.
祝你新的事业一帆风顺！
Where are you headed?
你要到哪里去？
Idealists have objected to the practice of camping, as to the packaged tour,
理想主义者像反对旅行社安排一切的一揽子旅游一样反对露营的作法，