She dictated her thoughts into a voice recorder.

她口述了她的想法到录音机里。

We are not quite sure why Apple felt the need to create its own voice recorder, given that there are already plenty in the App Store.

我们不太清楚为什么苹果觉得有必要制作自己的录音应用程序，因为在苹果应用商店中已经有不少这类应用了。