这篇课文用具体,可信的事例形象地说明了种子的力是世界上最大的力,从而阐明了生命力是不可抗拒的道理。课文用种子的力能分开机械力所不能分开的头盖骨,生长着的小草能掀翻压在它上面的巨 This text uses a concrete, credible example to illustrate the power of the seeds as the greatest force in the world, thus illustrating the irresistible truth of vitality. The text uses the force of the seeds to separate the skulls that cannot be separated by mechanical forces. The growing grass can overturn giants that press on it.