今天,我打算吃一个梨。这是一只小香梨,外皮金黄金黄的,但摸上去又油又滑。我用冷水洗了一下,可外皮还是很油。我就用热水泡了一会儿。啊,我惊呆啦!梨的外皮怎么会变成棕褐色呢?我急忙把梨拿出来,这时,我发现了一个更奇怪的现象——梨皮上出现了一条条像霜一般的白色粉 Today, I plan to eat a pear. This is a small pear, golden golden skin, but it feels oil and slippery. I washed it with cold water, the skin is still very oil. I use hot water for a while. Ah, I was shocked! How would the outer skin of a pear turn into a tan? I quickly took the pear out. At this moment, I found a stranger phenomenon - there appeared a frost-like white on the pear skin powder