process by which plants make sugar

例句：

1. 1. The process of cooking a steakinvolves heating it in the oven.
   烹饪牛排的过程包括将其在烤箱中加热。
2. 2. Theprocess of learning a new language takes timeand effort.
   学习一门新语言的过程需要时间和努力。
3. 3. The process of making a cakeinvolves mixing ingredients and baking them in theoven.
   制作蛋糕的过程包括混合食材并在烤箱中烘烤。