Here's $ 1000 for the trip. Use some of it for stamps.
这里是1000美元,给你当旅费。要把一些用来买邮票啊!
I tried to call you, but the line was busy.
我试着给你打电话,但老占线。
Once we detected a planet, we would have to find a way of blotting out the light from its star, so that we would be able to 'see' the planet properly and analyze its atmosphere.