If the toco toucan had evolved in chilly Ireland its impressive bill would have been much more modest .

如果托 哥 巨嘴鸟是在寒冷的爱尔兰 成长演化 过来的， 那它让人印象深刻的巨嘴就会 比 现在小得多了。

Toucan - backup sync and encrypt for advanced users

Toucan- ？ 适用 于高级用户的备份、同步、 编译 工具

The Toucan has a large yellow and black beak and blue striped wings .

犀鸟 款有一个黄色和黑色的嘴和蓝色条纹的翅膀。

For centuries scientists have puzzled over why the toucan 's bill is so remarkably large-but now one team thinks it might have an answer .

几个世纪以来，科学家被 犀鸟巨大的喙所迷惑，但是现在一组团队认为他们找到了答案。