Sustainable aquaculture isn't an option; it's an obligation we owe to our planet.
核心技术是买不来的,必须靠自己研发。
Assume life will be really tough, and then ask if you can handle it.If the answer is yes, you've won.
It is vain to expect virtue from women till they are, in some degree, independent of men.
The laws of physics are the language of the universe, and through them, we can begin to comprehend the vastness and complexity of all that exists.