metacetone

例句：

1. 1.This compound is used as a solvent in the manufacturing of plastics.
   这种化合物在制造塑料时用作溶剂。
2. 2. The chemical reaction produces metacetone as a byproduct.
   化学反应产生副产品甲缩醛。
3. 3.Metacetone is a colorless liquid with a sweet smell.
   甲缩醛是一种无色液体，有甜香味。