This animal is untrainable and very, very dangerous.

这种动物无法训练，而且非常非常危险。

" As it happens, " confided Hiccup, " I know a bit about dragons already, but I haven't the foggiest clue how to start training one. I would have said they were virtually untrainable. I'm really looking forward to getting some tips" .

" 碰巧，" 卡嗝吐露说，" 我已经对龙略知一二，但我对如何开始训练龙一无所知。我会说它们几乎是不可训练的。我真的很期待得到一些提示。"