The ultimate social network is still being mapped out, but Christakis says: "People are interconnected, so their health is interconnected.
出自-2010年12月阅读原文
The moon is also home to lunar orbiters that mapped the moon before they crashed into its surface, adding to the garbage heap.
2018年12月四级真题（第二套）听力 Section C
英语六级真题
That was confirmed in the early 1990s by the American Magellan orbiter which used radar to peer through the planet's thick clouds and mapped out a rich, varied and dynamic surface.
2019年6月六级真题（第二套）听力 Section C
柯林斯高阶英汉双解学习词典释义
N-COUNT
地图
A map is a drawing of a particular area such as a city, a country, or a continent, showing its main features as they would appear if you looked at them from above.
If you say that someone or something put a person, thing, or place on the map, you approve of the fact that they made it become well-known and important.