It's over 80 degrees outside.

外面超过80度。

《柯林斯英汉双解大词典》

This suit is a steal at $80.

这套西服只卖80元，跟白给差不多了。

《牛津词典》

Can I draw $80 out of my account?

我可以从我的账户上提取80元钱吗？

《牛津词典》

Researchers from more than 80 countries are involved in the project.

VOA: special.2009.01.13

0% of the websites that may change, two years now, into mostly mandarin or some other language. We don't know.

也许，两年后80%的网站，会变成其他语言,可能是普通话，或者其他语言，我们无法预测。

麻省理工公开课 - 媒体、教育、市场课程节选

where for a regular seat you will be paying 70, 80, just for, you know, like a nose bleed section.

但通常情况下，买一个很远的座位就得花上70或80美元。

实惠的歌舞剧 - SpeakingMax英语口语达人