carat
noun[C]
uk/ˈkær.ət/us/ˈker.ət/(written abbreviationct.)aunitformeasuringtheweightofjewels(=preciousstones)
克拉(宝石的重量单位)UK(USkarat)
aunitformeasuringhowpuregoldis:
开(黄金的纯度单位)24-caratgoldis thepurest.24开的黄金是最纯的。
Measurements of weight & mass
- atomic mass
 - BMI
 - body mass index
 - centigram
 - ct
 - G, g
 - gm
 - grammage
 - hundredweight
 - kilogram
 - mg
 - microgram
 - milligram
 - ounce
 - oz
 - pound
 - st
 - talent
 - ton
 - weigh