火車、地鐵車廂嘅量詞 ((English loan) car; compartment of a train)
量詞Examples
頭等車廂喺第六卡。
tau4 dang2 ce1 soeng1 hai2 dai6 luk6 kaa1.
The first-class compartment is at the sixth compartment.
鑽石嘅質量單位,一卡約略等於200毫克 (carat)
Examples
兩卡鑽石
loeng5 kaa1 zyun3 sek6
a diamond of two carats