It takes a while to break down a complex carbohydrate molecule.

分解一个复合碳水化合物分子需要一定的时间。

youdao

Starch is a complex carbohydrate which combines with water; and causes the material to swell and change character.

淀粉是一种复杂的碳水化合物，淀粉与水结合后会膨胀并引起性能的变化。

youdao

High protein diets have become popular in recent years, but the body needs a certain amount of complex carbohydrate to function well.

高蛋白质饮食近来很受欢迎，但是身体需要确定数量的碳水化合物使身体自由运转。

youdao

Starch is a type of carbohydrate, also referred to as a complex carbohydrate since it is made up of long chains of sugar molecules.

CNN: Which starches are beneficial? Which should I avoid?