Pivalone
[化] 六甲基丙酮
??? 情景例句
there will be a surprise.
會有一項讓你驚喜的事。
You have your choice of three flavors of ice cream.
你有3種風味的冰淇淋可選擇。
and that their rims are clean and dry.
瓶口清潔干燥。