一切都定下来了—我们乘九点的航班走。

It's all settled —we're leaving on the nine o'clock plane.

《牛津词典》

我到达这里时刚过九点。

I got here just after nine.

《牛津词典》

我九点至五点上班。

I work nine to five.

《牛津词典》

My guess is that 9:00 is not going to be a tremendously popular time, but maybe you'll surprise me.

我的猜测是九点的课时,不会是特别受欢迎的时间，但是可能你们会给我点儿惊喜。

麻省理工公开课 - 计算机科学及编程导论课程节选

For example, if you go to interview, it took... you start from nine until four,

比如，如果你去面试，它花费……你会从早上九点开始到下午四点结束，

就业很难 - SpeakingMax英语口语达人

You guys are engineers. You are used to come to the office 10 am in the morning. No. Starting from today, you need to come 9 am in the morning and have a meeting with me."

作为工程师，你们习惯了,早上十点到办公室，但是从明天开始，早上九点你们就得到公司，然后开会“

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