题目内容：

英语翻译
1.这些广告都是来自一个系列的公益广告.
2.一开始我还没反应过来这些图片到底想表达什么,直到我看到左上角的标语.

优质解答

1. These are among a series of public service ads. 2. I didn't realize the real meaning of these pictures until I saw the slogan at top left.