Do you remember learning about chemical compounds in high school?

你记得在高中时学过化合物吗？

Organic compounds contain carbon in their molecules.

有机化合物的分子里含碳。

Sulphur-containing compounds are often prefixed by the term "thio."

含硫化合物的名称通常有前缀“thio”。

The less stable compounds were converted into a compound called Delta-A THC.

不太稳定的化合物被转变成了一种称为Delta-A THC的化合物。

The research effort has focused on tracing the effects of growing levels of five compounds.

研究集中跟踪5种化合物水平上升带来的影响。

Some of the compounds in the oil evaporate reduce their impact on the environment.

漏油中的一些化合物的蒸发能够降低它们对环境的影响。