Credit card companies will have to inform cardholders forty-five days before they raise interest rates or change other important terms.

VOA: special.2009.05.22

And then, suddenly I need to MacBook Air sell my MacBook Air on Craigslist and I can take the person's credit card instead of having them bring $1200 to me or whatever I'm selling it for.

之后突然我需要,在克雷格斯利斯特网站上卖我的,而且我可以让那个人拿信用卡过来,而不是,带着1200美元或是我需要的别的东西给我。

斯坦福公开课 - Twitter之父Jack.Dorsey演讲：好奇和灵感的力量课程节选

Would you go to the ticket window and use your credit card to pick up the tickets or would you just walk away in anger and annoyance?

你会去购票窗口,用你的信用卡再买票吗,还是带着烦闹愤怒而走掉呢？

耶鲁公开课 - 金融市场课程节选

To get a credit card, they will need a parent or other adult over twenty-one to accept joint responsibility.

VOA: special.2009.05.28

So, when we were building Square, we realized that, "Wow! The receipt is something that has never really been designed or looked at. I go up to a coffee store and I hand them my credit card. I say, "I want a cappuccino." I hand them my credit card.

所以当我们建起Square时，我们意识到，“哇！这种入款方式是从未被设计和,看过的，我去咖啡店,拿出信用卡，说，“我要一杯卡布奇诺，“，我把信用卡递给他们。

斯坦福公开课 - Twitter之父Jack.Dorsey演讲：好奇和灵感的力量课程节选

And credit card companies may not offer gifts on or near a campus to persuade students.

VOA: special.2009.05.28

Right. Because all of us have probably bought something facebook on Amazon.com or the like, all of us have probably logged into Facebook.com, passing your credit card information over the Internet, passing your username and password over the Internet, and as you probably know, as a casual user, https denotes secure.

对的，因为我们都可能在亚马逊之类的网站上买过东西,我们都可能上过,在网络上传送你的信用卡信息,在网络上传送你的用户名和密码,你可能知道，作为一个非正式的用户，https保护安全。

哈佛公开课 - 计算机科学课程节选