掏底
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[feel out] 探明底细; 摸底
tāo dǐ
探明底细；摸底。tāodǐ
[feel out] 探明底细; 摸底
tāo dǐ
{采矿} floor cuttāodǐ
1) min. cut away waste rock below a layer of coal
2) find out the exact details or real situation
в русских словах:
поднутрение
掏底