名为可可、朱利叶斯和诺伯特的三只鸽子收集的数据被用来即时回复市民消息，告知市民所在地的污染水平。

Data from three of the pigeons, called Coco, Julius and Norbert, will then be used to instantly reply, telling them about the level of pollution in their area.

youdao

名为可可、朱利叶斯和诺伯特的三只鸽子收集的数据被用来即时回复市民消息，告知市民所在地的污染水平。

Data from three of the pigeons, called Coco, Julius and Norbert, will then be used to instantly reply, telling them about the level of pollution in their area.

youdao