If your opinion or your reaction is favourable to something, you agree with it and approve of it.
The president's convention speech received favourable reviews.
总统的大会发言受到了好评。
Favourable conditions make something more likely to succeed or seem more attractive.
It's believed the conditions in which the elections are being held are too favourable to the government.
人们认为正在进行选举的条件对政府过于有利。
If you make a favourable comparison between two things, you say that the first is better than or as good as the second.
The film bears favourable technical comparison with Hollywood productions costing 10 times as much.
这部电影与耗资为其10倍的好莱坞作品相比在技术上毫不逊色。