| 释义 |
根底参见：根基 墙上芦苇，头重脚轻根底浅。 The reed growing on the wall is top-heavy, with thin stems and shallow roots. 他俄语根底很深。 He has a very good grounding in Russian.
底细background detail 摸清根底 get a clear picture of the cause 追问根底 find the root of the matter 他的根底我不清楚。 I don't know his background.
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