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karat英英释意 - 繁体字在线
karat
英 ['kærət]
美['kærət]
- n. 开（黄金成色单位）；克拉（宝石的重量单位，等于carat）
英英释意
- 1. the unit of measurement for the proportion of gold in an alloy; 18-karat gold is 75% gold; 24-karat gold is pure gold