Spiroform
螺仿, 乙酰水杨酸苯酯
🗣️ 情景例句
Good morning.
早安。
If it doesn't rain tomorrow, will you do a favor for me?
如果明天不下雨的话，你会帮我忙吗？
Good morning, Mr. Zhang. I'm sorry to trouble you.
早上好，张先生。很抱歉打扰您。