名词
中文翻译：半球指南针
同义词：
['hemisphere', 'geomagnetic compass例句：1. The hemispherical compass is a tool used to navigate in the northern and southern hemispheres.（半球指南针是一种用于在北半球和南半球导航的工具。）']
例句：
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1. The hemispherical compass is a tool used to navigate in the northern and southern hemispheres.
半球指南针是一种用于在北半球和南半球导航的工具。
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2.In ancient times, people relied on the hemispherical compass to determine their location on the earth's surface.
古代的人们依靠半球指南针来确定他们地球上的位置。
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3. The hemispherical compass was an essential tool for sailors during the Age of Discovery.
在发现时代，半球指南针是水手们不可或缺的工具。