单词	isobutylene
释义	isobutylene /ˌʌɪsəʊˈbjuːtʌɪliːn / /ˌʌɪsəʊˈbjuːtɪliːn / noun [mass noun] Chemistry An easily liquefied hydrocarbon gas used in the making of butyl rubber. Chemical formula: (CH3)2CCH2. Electrophilic addition of the t-butyl cation to isobutylene completes the process and regenerates the t-butyl cation.
随便看	convent conventicle convention conventional conventionalism conventionalist conventionality conventionalize conventionally conventional memory conventional wisdom conventioneer convent school conventual converge convergence convergence zone convergency convergent conversable conversance conversancy conversant conversate conversation

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