outcropping的翻译，读音
英/aʊtk'rɒpɪŋ/
释义：
出露地表; 矿苗
n the part of a rock formation that appears above the surface of the surrounding land
v appear on the surface, come to the surface on the ground
n the part of a rock formation that appears above the surface of the surrounding land
v appear on the surface, come to the surface on the ground