dimethyl

例句：

1. 1. The compound contains dimethyl ether as a key component.
   这种化合物含有二甲醚作为关键成分。
2. 2. Dimethyl sulfoxide is used in the synthesis of many organic compounds.
   二甲亚砜在合成许多有机化合物中被使用。
3. 3. This process involves the reaction between dimethyl ether and water to produce methanol.
   这个过程涉及二甲醚与水的反应，产生甲醇。