英语语法分析

It is a constitutional isomer of dimethyl ether.

这是二甲醚的结构异构体。

The boat conformation of its geometric isomer, dysamide C (2) studied by X-ray diffraction analysis is described.

描述了通过 X 射线衍射分析研究的其几何异构体 dysamide C（2）的船形。

Allene is an isomer of methyl acetylene.

丙二烯是甲基乙炔的一种异构体。