In the fall, when the birds normally migrate, the scientists let each bird spend a few hours in two adjacent Chambers, one decorated with fake geraniums9 and the other with fake ivy.
当候鸟通常迁徙的秋季来临时，科学家让每只鸟都在相邻的两个房间中呆几小时，其中一个房间用假天竺葵而另一个用假常青藤装饰。
In the fall, when the birds normally migrate, the scientists let each bird spend a few hours in two adjacent Chambers, one decorated with fake geraniums9 and the other with fake ivy.
当候鸟通常迁徙的秋季来临时，科学家让每只鸟都在相邻的两个房间中呆几小时，其中一个房间用假天竺葵而另一个用假常青藤装饰。
应用推荐