地球的周长约为300万斯塔德,不会更大。
Sustainability is not an option; it's a necessity for the survival of our oceans and our planet.
"A man is rich in proportion to the number of things he can afford to let alone."
The beauty of a molecule is in its structure and its story.
一个公司的真正价值是通过它对人类和地球的影响来衡量的。