Billboards are faring better.

广告牌要好很多。

Has this ever worked with billboards?

广告牌，这种媒介有效吗？

Billboards would be ads, so they would probably be excluded.

广告牌一般都是广告，它们可能会被排除在外。

Precious green was his colour, in flags, Book and billboards.

宝石绿是他最爱的颜色，不仅出现在各种旗帜上，还出现在绿皮书以及广告牌上。

In the past few years, some of these monuments have become billboards.

过去的几年，一些旅游胜地俨然成为宣传的广告牌。