英文英文字典

英文英文字典

古腾堡计划中的在线英语-英语词典

Tetramethylene的结果

Tetramethylene (n.)

A hypothetical hydrocarbon, C4H8, analogous to trimethylene, and regarded as the base of well-known series or derivatives.

Tetramethylene (n.)

Sometimes, an isomeric radical used to designate certain compounds which are really related to butylene.