效率是以正确的方式做事,而效能则是做正确的事。
自然界运行的规律就是,发展到尽头则走向反面,发展到极盛则走向衰落。
The future belongs to those who believe in the beauty of their dreams.
Safety isn't our priority - it's our foundation.
The future belongs to those who believe in the beauty of their dreams.
The periodic table is not just a chart; it’s a story of the universe.