| 释义 |
dimethyl
di·meth·yl D0227600 (dī-mĕth′əl)n. An organic compound, especially ethane, containing two methyl groups.dimethyl (daɪˈmiːθaɪl) chemnethane, viewed as being composed of two methyl molecules(as modifier)eth•ane (ˈɛθ eɪn)
n. a colorless, odorless, flammable gas, C2H6, of the methane series, present in natural gas, illuminating gas, and crude petroleum: used chiefly in organic synthesis and as a fuel gas. [1870–75; eth (yl) + -ane] dimethyl
dimethyl[dī′meth·əl] (organic chemistry) A compound that has two methyl groups. MedicalSeeethane |