单词 | karat |
释义 | Word Frequency karat(ˈkærət) noun US and Canadian a measure of the proportion of gold in an alloy, expressed as the number of parts of gold in 24 parts of the alloy Also spelt (in Britain and certain other countries): caratWord origin C16: from Old French, from Medieval Latin carratus, from Arabic qīrāt weight of four grains, carat, from Greek keration a little horn, from keras horn |
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