七百 (qī bǎi) is the Chinese way to write the number "700". In English, you can say "seven hundred" to represent the number 700.

来源：

七百 is composed of two Chinese characters: 七 (qī) which means "seven" and 百 (bǎi) which means "hundred". Together, these characters represent the number 700.

例句：

There were 700 people at the concert last night.

昨晚演唱会上有700人。

I need to buy 700 pencils for the school.

我需要为学校买700支铅笔。

The airplane can fly at a maximum altitude of 700 meters.

这架飞机能够飞行的最大高度是700米。

希望这些信息对你有帮助。