我的中行 Mastercard 储蓄卡无法在 Linode 使用。

> Based on your screenshot, it looks like your bank blocked the transaction. When you attach your card to a new Linode account, we issue a test charge of $1 to ensure the number is valid and the card is working. Your bank may have blocked this transaction. We typically don't receive much information when a card is declined, so we'd recommend reaching out to your bank for more details.