| 释义 |
We have experimental and observational evidence concerning things which happened before and after the origin of life.有关生命起源前后发生了什么，我们通过实验和观察得出了一些证据。The series `Seinfeld' is observational humour at its best.系列剧《宋飞正传》极形象地展示了观察到的幽默。This course teaches the driver to improve his observational skills so that he can spot potential dangers.这门课程教司机提高观察技能，以便发现潜在的危险。The observational work is carried out on a range of telescopes.观测工作借助于各种望远镜。 |