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单词 bedrock
释义
bedrockbedrock /ˈbɛdrɑk/ noun [uncountable] 1the basic ideas and principles of a belief, system, or set of ideas:  Facts are the bedrock of any trial.2earth science solid rock in the ground, below all the soil:  They excavated the sand until they reached bedrock.
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更新时间:2024/11/13 8:09:59