Hexamethylphosphoramide (hmpa)
[化] 六甲基磷酰胺; 六甲基磷酸三酰胺
🗣️ 情景例句
Lincoln Center, home of the Metropolitan Opera,
林肯中心 ，大都会歌剧团，
Different articles require different forms of packing.
不同商品需要不同的包装。
But this does not matter, for, as he has often remarked, one is never too old to learn.
但这没有关系，因为正如他常说的那样，人要活到老学到老。