Wendy Underhill is with the National Conference of State Legislatures.

温迪·安德希尔 (Wendy Underhill) 就职于全国州议会会议。

Good morning. Our guest today is Karen Brook. Karen is the managing director of Cube Movie Theater located on Underhill Road. Thank you for coming, Karen.

早上好。我们今天的客人是凯伦·布鲁克。凯伦是位于昂德希尔路的“立方电影院”的总经理。谢谢你能来，凯伦。

[Ryland] Hi, I'm Ryland. I come from Underhill, Vermont. I'm four years old. I want to learn about why bicycles do not fall over when they're going straight or leaning around the curve but they do when they're stopped.

我想了解为什么自行车在直行或绕弯道倾斜时不会翻倒，但在停下来时却会翻倒。