然而大多数男孩的玩具和书籍是做成深浅不同的蓝色的，里面的内容大多与机器人、工业、科学、恐龙等有关。

However, most toys and books for boys are made from the different shades of blue and? Are related to robots, industry, science, dinosaurs, etc.

youdao

然而大多数男孩的玩具和书籍是做成深浅不同的蓝色的，里面的内容大多与机器人、工业、科学、恐龙等有关。

However, most toys and books for boys are made from the different shades of blue and? Are related to robots, industry, science, dinosaurs, etc.

youdao