在生物圈中,吃与被吃是最普遍、最复杂和最重要的关系,它涉及食物链和食物网中潜在秘密和能量流动,仔细观察和体会,你会发现其中有许多特殊和有趣的事实。 In the biosphere, eating and being eaten is the most common, most complex and most important relationship. It involves potential secrets and energy flows in the food chain and food web. Observe and experience carefully. You will find many special and interesting facts in it.