goaf
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* danh từ- (mỏ) sự sụt lở
Định nghĩa tiếng Anh
n. That part of a mine from which the mineral has been partially\n or wholly removed; the waste left in old workings; -- called also gob .
112,354 từ · nghĩa Việt · IPA · nhãn IELTS/TOEFL
n. That part of a mine from which the mineral has been partially\n or wholly removed; the waste left in old workings; -- called also gob .
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