carrot 胡蘿蔔的同音字

carrot: 胡蘿蔔, 紅蘿蔔
caret: ^
carat: 克拉 / K金
karat: K金

"18-karat gold is 75% gold; 24-karat gold is pure gold ... "
24 K金 == 純金

//=== How heavy is one carat?
"It was formerly defined as 3.17 grains, but the international carat is now standardized
as 0.20 grams ..."
現在
1 克拉= 200 毫克
1 carat= 200 mg (milligrams)



[ref]
http://www.thefreedictionary.com/karat
http://www.thefreedictionary.com/carat