单词 | carbon dating |
释义 | carbon dating【化】 碳(14)测定年代 carbon dating carbon dating n.(名词)The determination of the approximate age of an ancient object, such as an archaeological specimen, by measuring the amount of carbon 14 it contains.碳-14定年法,碳定年(法):通过测量古代文物,如考古标本中碳-14的含量,从而测定该古物的大致年代继承用法:car“bon-date” AHD:[kär“b…n-d³t”] (动词) |
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