Assume the geometry of the eclipsed form to be that given by rigidly rotating one methyl group with respect to the other. 假定重疊式的幾何形是由一個甲基相對另一個甲基做剛體轉動而得。
Reduplication is a type of word formation.The increase of form results in that of meaning. 摘要辭彙重疊式是辭彙的一種構形形式，形式的增加導致意義的增加。
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