1
byproduct of [something]
表示某过程的副产品，常与of连用。
The waste is a byproduct of the chemical reaction.
这种废物是化学反应的副产品。
先理解核心含义，再看它在真实句子里的用法。
副产品；附带结果
a secondary and sometimes unexpected consequence
The waste is a byproduct of the chemical reaction.
这种废物是化学反应的副产品。
The company's new recycling process turns waste into useful byproducts.
该公司的新回收过程将废物转化为有用的副产品。
Economic growth is often a byproduct of technological innovation.
经济增长通常是技术创新的副产品。
The byproducts of the chemical reaction include hydrogen and oxygen.
该化学反应的副产品包括氢和氧。
表示某过程的副产品，常与of连用。
The waste is a byproduct of the chemical reaction.
这种废物是化学反应的副产品。
表示某事物是另一事物的附属结果。
Prosperity is often a byproduct of hard work.
繁荣往往是努力工作的副产品。
复数形式表示多种副产品。
Byproducts of oil refining include asphalt and sulfur.
炼油的副产品包括沥青和硫磺。
Not this
It is byproduct of chemical reaction.
Use this
It is a byproduct of the chemical reaction.
byproduct 是可数名词，作为单数使用时必须加不定冠词 a/an 或定冠词 the，不能省略。
Not this
The byproduct from the factory is harmful.
Use this
The byproducts from the factory are harmful.
当指代多个副产品时，byproduct 应使用复数形式 byproducts，同时动词和代词也要相应改为复数。
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Dictionary facts from ECDICT.