大卫·爱登堡英语名言：永远也看不到大象吗？

The question is, are we happy to suppose that our grandchildren may never be able to see an elephant except in a picture book? David Attenborough 问题是，我们高兴地认为我们的孙子们除了图画书之外，永远也看不到大象吗？大卫·爱登堡（谷歌翻译仅供参考）