例如，“裂解”在催化剂和加热下，将大分子的碳氢化合物破坏成小的。

For example, "cracking" involves breaking larger hydrocarbons into smaller ones with either heat or catalysts.

youdao

更糟糕的是，你还会在在营养成分说明中发现一大堆添加剂和人工合成元素，甚至还有氢化油或人造奶油。

Plus, you’ll find plenty of additives, artificial ingredients and even hydrogenated oils, or trans fats, rounding out the list of ingredients.

youdao

海产品样本还进行了化学成分分析，目的就是样本中是否含有英国石油公司在石油泄漏海域喷洒的碳氢化合物及石油分解剂。

Seafood samples are also chemically analyzed for hydrocarbons and the dispersant BP sprayed on the oil slick.

youdao