Scientists want to learn all they can about polar bears and how they can help them.

科学家们想要了解关于北极熊的一切，以及如何才能帮助它们。

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When we see lions and polar bears, we marvel at how well these animals have adapted themselves to the savannah and the polar ice caps.

当我们看到狮子和北极熊，我们会惊叹于这些生物怎么能这么好的适应热带草原和极地冰盖。

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And, of course, we know also how to set up these integrals in polar coordinates.

当然，我们也知道，怎样用极坐标来计算这些积分。

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And for the rest of the world to suggest that how we manage the polar bear is not right is a slap in the face - but the decision that was made today shows we are doing the right thing.

BBC: Polar bear trade ban vote defeated at meeting