| 单词 | carat |
| 释义 | carat n. 1. a unit of weight for precious stones, now equivalent to 200 milligrams. 2. (US karat) a measure of purity of gold, pure gold being 24 carats. Etymology: F f. It. carato f. Arab. kirat weight of four grains, f. Gk keration fruit of the carob (dimin. of keras horn) |
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