Phospholine
二乙氧膦酰硫胆碱
🗣️ 情景例句
If you need anything, just ask.
假如你需要什么尽管讲。
He has been working in advertising for ten years, but now he is teaching.
他曾经在广告公司服务十年，但现在在当老师。
Thank you very much.
非常感谢。