While he was still chewing away the first dwarf came back and announced that the sledge was ready.

他还在那儿咬啊嚼啊，第一个小矮人已回来报告雪橇准备好了。

You'll want to try Hardifiskur, wind-dried haddock or cod that's enjoyed by tearing off a piece and chewing away.

尝尝 Hardifiskur，一种风干的黑线鳕或鳕鱼，撕下一块嚼即可享用。

And over the South Pole, they start to trigger these chemical reactions that chew away at this protected blanket.

在南极上空，它们开始引发这些化学反应，腐蚀掉这条受保护的毯子。