The genetic code is a testament to the complexity and elegance of biological systems.

如果我们想保护海洋生物多样性，可持续的捕捞方式不是一种选择，而是一种必要。

每个程序都是其他程序的一部分，很少适合。

The community is a fictitious body， composed of the individual persons who are considered as constituting as it were its members.

What we need to do is make batteries safer, more efficient, and more environmentally friendly.