Dimethylethanolamine
二甲乙醇胺
🗣️ 情景例句
Harvey Carlson.
这是Harvey Carlson。
The best teachers of humanity are the lives of great men.
启迪人性最好的导师是伟大人物的生活。
At the time of his death, one person praised him as follows: Future generations, it may be, will hardly believe that such a person as this walked upon this earth.
未来的几代人有可能难以相信，在这个世间曾经有这样的一个人行走过。"