可持续性不再是可选项,而是任何想在21世纪蓬勃发展的企业的必需品。
对物体基本粒子相对重量的研究是一个全新的课题,据我所知,最近我在这一研究中取得了显著成功。
The human body is a masterpiece of biological engineering.
A forest without diversity is like a library with only one book.
"The beauty of language lies in its ability to transcend boundaries and touch hearts."