But Joy and George Adamson were pioneers that helped teach us what we know now.

但乔伊和乔治·亚当森是先锋，帮助教导我们什么，我们现在知道。

youdao

But Joy and George Adamson were pioneers that helped teach us what we know now.

但乔伊和乔治·亚当森是先锋，帮助教导我们什么，我们现在知道。

youdao