1.contemplate v.注视；沉思；打算

He stood contemplating the painting.
他站着审视那幅图画。

2.experience n.经验；经历

He has had no previous experience in this kind of job.
他从前没有做这种工作的经验。

3.aeroplane n.飞机

We took a flight in an aeroplane.
我们乘飞机飞行。
4.calculation n.计算；估计；深思熟虑

Your calculation is way off beam.
你的计算大错特错。

5.cosmology n.宇宙学；宇宙天体学

Cosmology was always going to be trouble for particle physics.
宇宙学总是在给粒子物理找麻烦。