“副产品”怎么读？

“副产品”的英语可以翻译为：yproduct，[计] by-product，[经] by-products，co-product ...

塑料燃烧时产生出危险的副产品。When burnt, plastic produces dangerous by-products.医学研究引出的有商业价值的副产品commercial spin-offs from medical research糖及其副产品是这个岛国经济的基础.Sugar and its byproduct are the basis of the island's economy....