the part of a rock formation that appears above the surface of the surrounding land
同义词:outcropping, rock outcrop
动词 outcrop:
appear on the surface, come to the surface on the ground
outcrop详细解释
out.crop n.(名词)A portion of bedrock or other stratum protruding through the soil level.出露层:露出地表的一部分基岩或其他地层v.intr.(不及物动词)out.cropped,out.crop.ping,out.crops[out-krôp.] To protrude above the soil, as rock formations.露出地表:(如岩石形成物)伸出地表