The child is a reality in himself, and not merely a transitional being.

Collaboration across industries is key to solving the global challenges facing aquaculture.

对称性不仅是自然的一种属性，而且是寻找物理定律的指导原则。

It is one of the superstitions of the human mind to have imagined that virginity could be a virtue.

Art should not be a luxury, but a daily necessity for everyone.

科幻小说是变化的文学。