outer edge

基本解释

On a planet like that, on the outer edge, you will have reservoirs of life, and there will be habitats that will persist.
在這樣一個位於（太陽系可居住區）外緣的星球上，才能保有生命之水，才能維持棲息地。
The crater seems to have exposed two different types of bedrock, the light-toned rock toward the outer edge and the darker rock on the inner edge.
隕坑內部似乎顯露出兩種不同類型的基巖，即外緣的淺色巖石和內沿的深色巖石。
This little spheroid sports thousands of tiny hairs around the outer edge of its body called cilia that propel it at lightning speeds through freshwater scum.
這個小小的球狀躰的身躰外殼上有著上千條細小的發絲，叫做纖毛，推進它以閃電般的速度穿行於淡水泡沫中。

The gripping appears to disrupt the phone's antenna that spans the phone's outer edge.
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At first glance the space bar appears to be a tad short, but our thumbs never wavered, resting comfortably on its outer edge.
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And the hole's outer edge is roughly where rocky planets, like the inner planets of this solar system (including the earth), are expected to be.
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