| 单词 | 穷根究底 |
| 释义 | 穷根究底穷根究底[qióng gēn jiū dǐ]1.■get to the bottom of it all; get down to bedrock; get to the bottom of the matter; go into the whys and wherefores of it; have the why and the wherefore; inquire thoroughly into; investigate thoroughly; probe to the bottom; search into the truth of; sift the matter to the bottom |
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