Every experiment is a step towards understanding the complex mechanisms of life.
The challenge with hepatitis C was not just to find the virus, but to understand how it evades the immune system.
在推动科学进步的同时，我们必须尊重自然的智慧。
畜牧业的创新不仅仅是技术问题；它关乎理解动物和农民的需求。