Topographic maps show the northern hemisphere has much lower elevations than the southern, and can be depressed by several kilometers.

形图显示，火星北半球的海拔比南半球的低很多，能被压缩了好几千米。

He delivers a brief TED-style talk, while behind him we see a topographic model of what looks like blackened lunar crust.

他做了一TED风格的简短演讲，在他身后，我们看到了一看似发黑的形模型。

In sum, as far as geography is concerned, there are four recognizable and definable topographic regions in the United States.

总言之， 就理言，美国有识别和定义的形区域。

Get lost for a little while, but not like lost, lost, because you can take topographic and offline maps with you.

迷路一会儿， 但不像迷路、迷路，因为你以随身携带形图和离线图。

Here on the north side of the mountains, where it's relatively dry, and we have a lot of topographic relief, we have thawing permafrost.

在山脉的北侧，那里相对干燥，我们有很多形起伏，我们有融化的永久冻土。

Sadly, it was already in darkness by the time New Horizons was able to capture it, so the images  aren't quite as clear as those of Wright Mons, but you can see it here in this colourized topographic  map.

悲的是， 当新视野号能够捕捉到它时， 它已经处于黑暗之中，所以图像并不像莱特蒙斯的图像那样清晰，但你以在这张彩色形图中看到它。