bedrock

美音音标: ['bed.rɒk] bedrock
英音音标: ['bed.rɒk] result.0.expl|add:"

同义
bedrock
词性
n
解释
solid unweathered rock lying beneath surface deposits of soil
示例
None

同义
bedrock basic principle basics fundamental principle fundamentals
词性
n
解释
principles from which other truths can be derived
示例
first you must learn the fundamentals|let's get down to basics