有的人买菜时专门选嫩菜,这是不适宜的。因为嫩菜虽然好看,但其生长期短,吸收自然界各种物质的能力差,因而所含营养素也少。在烹调中,嫩菜所含的营养未达到稳定状态,很容易流失,而成熟蔬菜所含各种物质往往是 Some people choose to buy vegetables when choosing vegetables, it is not appropriate. Because tender vegetables, although good-looking, but its short growth period, the ability to absorb various substances in nature is poor, and therefore contain less nutrients. In cooking, tender vegetables contained nutrients did not reach a steady state, it is easy to drain, and ripe vegetables contain a variety of substances are often