Usages of kǎhào
这 是 卡号。zhè shì kǎhào.
This is the card number.
我 已经 用 卡号 激活 了 新 银行卡。wǒ yǐjīng yòng kǎhào jīhuó le xīn yínhángkǎ.
I have already activated the new bank card with its card number.
这 是 银行卡， 它 的 卡号 在 这里。zhè shì yínhángkǎ, tā de kǎhào zài zhèlǐ.
This is a bank card; its card number is here.
卡号 错 了。kǎhào cuò le.
The card number is wrong.
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