two-stage digestion

• 两段消化作用

two-stage digestion的用法和样例：

例句

1. Whether this is due entirely to the solubilization and consequent improved digestion of the starch is not known.
   这是否是完全由于溶液化作用和随后发生的改善过的淀粉的消化作用所致尚不清楚。