月球北极环形山内部CPR值较高，而边缘CPR值较低。
The North Pole craters had a high CPR on the inside, with a low CPR on the edges.
北极熊，他们沿着冰层边缘捕猎海豹，还有在那里捕鱼的海象都将受到严重的影响。
Polar bears, which hunt for seals along the ice’s edge, and walruses, which fish there, will both be hard-hit.
沿冰层边缘捕食海豹的北极熊和在那里捕鱼的海象都将受到严重影响。
Wildlife will also suffer. Polar bears, which hunt for seals along the ice’s edge, and walruses, which fish there, will both be hard-hit.
北极熊生活在有大片浮冰的北极南部边缘地带。
Polar bears living in a large southern edge of the Arctic pack ice zone.
在芬兰，气候变化正威胁著许多北极动物，研究专家说，温度上升在过去十年，逼迫许多动物濒临绝种边缘。
Climate change is threatening many Arctic animals in Finland. The researchers say that rising temperatures in the past ten years have pushed many animals to the brink of extinction.
季奚住在北极海的边缘上。
请密切注意星座勺子的边缘，两颗星星之间的连线指向的北极星。
Notice that a line from the two outermost stars in the bowl of the Big Dipper point to Polaris, the North star.
沿着浮冰边缘狩猎海豹的北极熊，和在此捕鱼的海象，都将受到沉重打击。
Polar bears, which hunt for seals along the ice's edge, and walruses, which fish there, will both be hard-hit.
沿着浮冰边缘狩猎海豹的北极熊，和在此捕鱼的海象，都将受到沉重打击。
Polar bears, which hunt for seals along the ice's edge, and walruses, which fish there, will both be hard-hit.
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