south latitude短语¹⁴⁴⁹⁷²⁺² 基本例句 南纬 “ These buried ice sheets that extend from the poles all the way down to45 degrees or sonorth and south latitude don't quite cover half of the planet, butthey come close,” he said. “这些埋藏着的冰原从两极一直延伸到北纬和南纬45度左右，没能完全覆盖半个火星，但覆盖面接近这一水平。” Shane Byrne表示。 yeeyan