英语语法分析

Automobile exhaust tetraethyl lead is a highly toxic substance.

汽车尾气中的四乙基铅是剧毒物质。

He described the evolution of resistance in Tetranychus against tetraethyl pyrophate.

他叙述了恙虫对焦磷酸四乙脂的抗性进化。

In recent years, both in research new metal organic complexes to replace tetraethyl lead.

近年来，各国均在研究新型的有机金属配合物来替代四乙基铅。