| 单词 | impeccable | 
| 释义 | Word Frequency impeccable(ɪmˈpɛkəbəl) adjective 1.  without flaw or error; faultless   an impeccable record 2.  rare  incapable of sinning  Derived formsimpeccability (imˌpeccaˈbility) noun impeccably (imˈpeccably)  adverb Word originC16: from Late Latin impeccābilis sinless, from Latin im- (not) + peccāre to sin | 
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