booking 什么时候扣你卡上的钱

如题收到的邮件是这样的

Credit Card / Guarantee / Payment information

Payment

You have now confirmed and guaranteed your Booking by credit card.

All payments are to be made at the hotel during your stay, unless otherwise stated in the hotel policies or in the room conditions.

Please note that your credit card may be pre-authorised prior to your arrival.

This hotel accepts the following forms of payment:

Visa, Euro/Mastercard, JCB

所以我这个是我入住的时候才会扣我卡上的钱?然后是直接从我卡上扣,还是我到了之后要去刷一次卡?他说有可能提前授权,也就是说也有可能在我到达之前扣我卡上的钱?有点乱,麻烦前辈请教一下,谢谢