将一张平滑的纸剪成一朵花,用彩笔涂上颜色,然后把花瓣向里折叠。把这朵纸睡莲放人水中,你就可以看到花瓣以慢镜头的速度向外开放的景观。纸的主要材料是植物纤维,即极细的管道。通过分子间的相吸,水就会渗入这种所谓的毛细管中。纸开始膨胀,就像是凋谢植物的花朵放入水中那样, Cut a piece of smooth paper into a flower, paint it with colored pencils, and fold the petals inwards. Put this paper water lily into the water, you can see the petals to open the landscape at a slow motion speed. The main material of paper is plant fiber, that is, very thin pipe. Through the intermolecular attraction, water will penetrate into this so-called capillary. The paper begins to swell, just as withered plants put flowers in water,