一个试图教学而不激发学生学习欲望的教师,就像在冷铁上敲打。
Safety production is a red line that must never be relaxed at any time.
科学中的多样性对于带来不同的观点和想法至关重要。
科学的进步是我们逐渐意识到自己无知的过程。
The best way to predict the future is to create it.