大概一小时一次。

Roughly once an hour.

youdao

关掉你的邮件通知，只是一小时一次查看你的邮件，或者遵照一些其他日常的安排。

Turn off your email notifications and only check it once an hour, or on some other regular schedule.

youdao

他应该在大约一小时之后召开一次记者招待会。

He is due to hold a news conference in about an hour.

《柯林斯英汉双解大词典》

Let's create a graph here that on the x axis it's going to be time, so time zero will be when you first take in a food and then one hour later, two hours later will be shown as you go from left to right, and then we'll have blood glucose level up on the y axis.

我们在这建立一个曲线图,X轴代表的是时间,所以零时间点是你第一次进食的时间,然后一小时以后,两小时以后,是从左到右呈现在图表上的,在Y轴上是你的血糖值

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选