科学 · 地球系统 · 10
您的孩子在 10 岁左右正在学习科学中的地球系统内容，并逐步掌握相关知识与技能。
Your child is learning about Earth as a connected system, exploring how water is distributed across our planet and how the land, water, air, and living things all interact with each other.
您的孩子在 10 岁左右正在学习科学中的地球系统内容，并逐步掌握相关知识与技能。
Your child is learning about Earth as a connected system, exploring how water is distributed across our planet and how the land, water, air, and living things all interact with each other.