七千的英文：
seven thousand

参考例句：

In the Philippines alone there are more than 7, 000 islands and islets
仅菲律宾群岛就包括大小岛屿七千多个。

Chinese ancestors began to make lacquer ware about 7,000 years ago.
大约在七千多年以前，我们的祖先就已经能制造漆器了。

seven是什么意思：
num. 七
n. 七，七个

Seven is my lucky number.
七是我的幸运数字.

Please awaken me at seven.
请于7点唤醒我。

It has grown in the past seven years.
在过去七年中，它已经增长了。

There are seven of us, inclusive of the servants.
抱括仆人在内，我们一共有7人。

These brothers are always at sixes and sevens.
他们兄弟总是不和。

thousand是什么意思：
n. 一千；一千个；无数
adj. 无数的

Tens of thousands
成千上万

The town has a population of ten thousand.
这个镇有一万人口。

A thousand people attended the conference.
一千人参加了会议。

Not a single miss in a thousand times
万无一失

Thousands of people jammed the stadium.
成千上万的人把体育场挤得满满的。