Well, that'll be eighteen dollars and seventy cents.
嗯 ,十八美元七毛。
The window-washer has a dangerous job.
玻璃清洁工担负着危险的工作。
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.