It begins with a box of newly discovered documents about Chinese immigrants in the Old American West.

VOA: special.2010.07.23

Everything is about search, but every search box is kind of different.

一切都是关于搜索，但是每一个。

斯坦福公开课 - 百度CEO李彦宏演讲：全球最大搜索引擎的发展课程节选

Let's say that you're going through your mom's jewelry box and you're having a conversation about a jewelry.

假设你正在翻看你妈妈的珠宝盒，你们正在讨论一件珠宝。

remind me of 课堂 - SpeakingMax英语口语达人

These are four little books in a box measuring about seven by ten centimeters.

VOA: special.2009.10.05

The reusable box now sells for about fifteen dollars.

VOA: special.2010.07.13

She says the organization received a steady stream of complaints about ballot box stuffing, false voter registration and use of multiple ballots.

VOA: standard.2010.02.01