by- product

英 美
  • 副产品
  • by prep.靠近;通过;被;经由;不迟于adv.经过;在旁边;靠近
  • product n.产品;产物;结果;某种影响下产生的人或物;乘积
名词 byproduct:
  1. a secondary and sometimes unexpected consequence

  2. a product made during the manufacture of something else