| 单词 | ore extraction |
| 释义 | > as lemmasore extraction ore extraction n. ΚΠ 1873 Overland Monthly June 499/1 For the purposes of ore extraction and drainage. 1999 Guardian (Nexis) 9 Jan. (Home Pages section) 15 The plan was to supplement ore extraction with the jewellery business and tourism. < as lemmas |
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