Chinese phrase
汇率有效期多久？ huì lǜ yǒu xiào qī duō jiǔ
Meaning
How long does this exchange rate remain valid?
When to use it
This asks how long an exchange rate stays valid. It helps confirm the rate before a booking or currency exchange.
Example dialogue
我在网上看到的报价，汇率有效期多久？ wǒ zài wǎng shàng kàn dào de bào jià huì lǜ yǒu xiào qī duō jiǔ
I saw this quote online. How long is the rate valid?
通常会在说明里写明，有的到出发当天，有的保留几天。 tōng cháng huì zài shuō míng lǐ xiě míng yǒu de dào chū fā dàng tiān yǒu de bǎo liú jǐ tiān
The terms say; some last until departure, others a few days.