When egg whites are beaten they can rise to seven or eight times their original volume.

打过的蛋清，体积可以涨到原来的七八倍。

《柯林斯英汉双解大词典》

Can you recommend something that a schoolboy of seven or eight will really like?

你能推荐一个七、八岁的男孩会真正喜欢的东西吗？

youdao

Can you recommend something that a school boy of seven or eight will really like?

你能推荐一个七、八岁的学生男孩会真正喜欢的东西吗？

youdao

Official population documents suggest Scott Joplin was born in eighteen sixty-seven or eighteen sixty-eight.

VOA: special.2010.01.24

It's a fully implantable artificial heart, and it was introduced about seven or eight years ago now.

它是一个完全植入式人工心脏,它是在七八年前发明

耶鲁公开课 - 生物医学工程探索课程节选

And another five, or seven, or eight years went by, and the treasurer job became even too big of a job, and he became in charge of investor relations.

几年以后，财务主管负责的工作也很多了，他就开始负责投资关系。

斯坦福公开课 - 戴尔CEO-Michael.Dell谈创业和发展课程节选

One day, when he was seven or eight, he came across a hole in the ground.

NEWYORKER: Master of Play

We have -- in the first seven or eight months, we had to consolidate.

WHITEHOUSE: President Obama Closes Forum on Jobs and Economic Growth

If he keeps going like this, he could win seven or eight Grand Slams.

BBC: Hewitt powers past Kuerten