复数： tundras
易混淆的单词： Tundra

So they stay in tundra , on the permafrost territory .

因此他们因此留在苔原，这片永久冻土地上。

A cheaper sort comes from extinct woolly mammoths , which are periodically excavated from siberia 's tundra .

较便宜的那种是来自定期从西伯利亚冻原中出土的已灭绝猛犸象象牙。

The forest is dark green , while the tundra is still brown .

森林是深绿色，而冻土带仍然是黄褐色。

He thinks these views ignore the reality of his inhospitable territory of treeless tundra , rock and ice .

他认为，外界的这些观点忽略了这个地区的实际情况－气候恶劣、到处是草木不生的冻土地带与岩石及冰层。

Would life in the tundra justify infanticide ?

苔原地带的艰苦生活能作为杀婴行为的借口吗？