| 释义 |
noun oil/mineral/coal, etc. extraction石油、矿物、煤等的开采 the extraction of salt from the sea从海水中提取盐 Commercial peat extraction is destroying many threatened habitats. Methods of extraction vary from mine to mine. an American of Hungarian extraction匈牙利血统的美国人 a young American lawyer of Irish extraction I didn’t like having my teeth drilled but extractions were infinitely worse. |