We would expect to hold them until at least the end of this year.
我们会保持这些价格不变,至少直到今年年底。
Can I take you out to dinner? It'll be my treat.
我带你出去吃饭好吗?这次我请客。
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.