Hexamethylphosphoramide (hmpa)
[化] 六甲基磷酰胺; 六甲基磷酸三酰胺
🗣️ 情景例句
But this is what you've been working for all these years.
但你多年来的工作 为的就是这个呀。
How come?
怎么会这样？
The coldest season of the year is winter.
一年里最冷的季节是冬天。