名詞 carat:

1. a unit of weight for precious stones = 200 mg
2. the unit of measurement for the proportion of gold in an alloy; 18-karat gold is 75% gold; 24-karat gold is pure gold
   同義詞：karat, kt

1. Gold21 carats fine.
   21克拉純金

car.at

n.（名詞）
Abbr. c,car.A unit of weight for precious stones, equal to 200 milligrams.
縮寫 c,car.克拉：寶石的重量單位，等于200毫克
Variant of karat
karat的變體

來源：
Middle English
中古英語
from Old French
源自 古法語
from Medieval Latin quar3tus
源自 中世紀(jì)拉丁語 quar3tus
from Arabic qor3ú [weight of four grains]
源自 阿拉伯語 qor3ú [4格令的重量]
from Greek keration [a weight] [diminutive of] keras [horn] * see ker-
源自 希臘語 keration [砝碼，稱砣] [] keras的小后綴 [角] *參見 ker-