ground surface [地理] 地面 ; 地表面 ; 地表
ground surface subsidence 地面沉陷
Irregular ground surface 不规则地表
ground surface effect 地表面效应
flat ground surface 水平地表面
In this method of farming seeds and fertilizer are put into the soil through small cuts made in the surface of the ground.
在这种耕作方法中，种子和肥料是通过地面上的小切口进入土壤的。
Most ground surveys involve a lot of walking, looking for surface clues such as small fragments of pottery.
大多数地面调查都需要走很多的路，寻找一些表面上的线索，比如陶器的小碎片。
How do archaeologists know where to find what they are looking for when there is nothing visible on the surface of the ground?
地面上什么也看不见，考古学家怎么知道到哪里去找他们要找的东西呢？
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