英语语法分析

It is insoluble in carbon disulphide, soluble in hot aniline and phenol.

它不溶于二硫化碳，溶于热苯胺和苯酚。

This toxin consists of 33 amino acid residues with three disulphide bonds.

该毒素分子内含33个氨基酸残基，有三对二硫键。

The transition-metal sulphides are widely used as cathode in thermal batteries, especially iron disulphide and cobalt disulphide.

过渡族金属硫化物是一类很好的热电池正极材料。