单词 | rotation |
释义 | rotationnoun ro·ta·tion rō-ˈtā-shən 1 a(1) : the action or process of rotating on or as if on an axis or center (2) : the act or an instance of rotating something b : one complete turn : the angular displacement required to return a rotating body or figure to its original orientation 2 a : return or succession in a series rotation of the seasons b : crop rotation 3 : the turning of a body part about its long axis as if on a pivot 4 : a game of pool in which all 15 object balls are shot in numerical order 5 : the series of pitchers on a baseball team who regularly start successive games in turn rotational rō-ˈtā-shnəl adjective -shə-nᵊl rotation nounas in spin a rapid turning about on an axis or central point the Earth completes a single rotation around its axis in approximately 24 hours Synonyms & Similar Words Relevance
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