换句话说，用例以何种频率在系统中使用？

In other words, in what frequency is the use case used within the system?

youdao

这一切地震活动让我们不禁要问，地震的频率在增加吗，还是只是看起来是这样而已。

All of this seismic activity has left some wondering if earthquakes are increasing in frequency, or if it just seems like they are.

youdao

一些人认为好朋友间的沟通几乎是完美的清晰地联系，就好像用一种只用他们能听到的频率在交流。

Some of you described the communication between best friends as being a perfectly clear connection, almost as if it's on a frequency only they can hear.

youdao

So, let's say they were expecting to see one certain frequency or one line in the spectrum at this point here.

比如说他们预计会看到某个特定的频率,或者在这里看到一个谱线。

麻省理工公开课 - 化学原理课程节选

So, similarly in a case where instead we have a small energy difference, we're going to have a low frequency, which means that we're going to have a long wavelength here.

在这个例子里,能量差较小,我们得到的频率低,这意味这它的波长更长。

麻省理工公开课 - 化学原理课程节选

We would specify a precise frequency here another one up here but what that gentleman was singing was all the stuff in between.

我们指定一个特定的频率,标记在这里,另一个频率标记在这里,但刚才那位先生唱的,都在音符之间游走

耶鲁公开课 - 聆听音乐课程节选