英语词汇“sacrum”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	sacrum
释义	Word Frequency sacrum (ˈseɪkrəm, ˈsækrəm) nounWord forms: plural -cra (-krə) 1. (in humans) the large wedge-shaped bone, consisting of five fused vertebrae, in the lower part of the back 2. the corresponding part in some other vertebrates Word origin C18: from Latin os sacrum holy bone, because it was used in sacrifices, from sacer holy
随便看	positionally positional notation position angle position audit position effect positioning position paper positive positive action positive bending moment positive discrimination positive feedback positively positively charged positiveness positive organ positive polarity positive prescription positive thinking positive vetting positivism positivist positivistic positivistically positivity

英语词典包含233703条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。