Isoplumericin
异鸡蛋花素
🗣️ 情景例句
May I ask how Mr. Mrs- is?
-先生（小姐）好吗？
Let me explain my actions.
请听我解释。
Man-made satellites have been sent up into space by many countries.
许多国家都成功地把人造卫星送入了太空。