Phosphodihydroxyacetone
磷酸二羟丙酮
🗣️ 情景例句
I need to be in the top percentage of my class to study abroad.
为出国留学，我的成绩必须在班里名列前茅。
I swear I'll never tell anyone.
我发誓不告诉任何人。
Here's a pen.
这里有笔。