gelatin substitutes

• 明胶代用品

gelatin substitutes的用法和样例：

例句

1. Substitutes for rubber can be made from petroleum.
   橡胶的代用品可由石油制取。
2. I just can't help thinking of things made from plastics as imitations,as cheap substitutes.
   我不禁考虑用塑料制的东西来作为仿制品，作为廉价的代用品。