英语词汇“unproven area”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	unproven area
释义	unproven area unproven area [¦ən′prüv·ən ′er·ē·ə] (mining engineering) An area in which it has not been established by drilling operations whether oil or gas may be found in commercial quantities.
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