儿童并非弱者,他们有足够的智慧。
The concept of a multiverse arises naturally from the inflationary model of the universe.
The best way of learning about anything is by doing.
农业不仅仅是一个行业,它是人类的生命线。
教育与收入之间的关系是复杂的,并且在不同背景下有所不同。