故障记录器
recorder───n.录音机；记录器；记录员；八孔直笛
trouble───vi.费心，烦恼；n.麻烦；烦恼；故障；动乱；vt.麻烦；使烦恼；折磨
recorder app───录音机应用程序
engine trouble───发动机故障
recorder songs───录音机歌曲
chessel recorder───切塞尔记录器
recorder apk───录音机apk
recorder instrument───记录仪
trouble spot───n.动荡地区，出故障处；n.动荡地区，动乱国家
This paper describes . and compares three popularly used trouble locating methods of power lines, i. e. , protection action analysis, fault recorder analysis and lightning location system.───介绍了电力系统线路故障点判断常用的保护动作分析、故障录波器分析和雷电定位系统三种方法。
If you find that are having trouble both listening and taking good notes then you might consider bringing in a tape recorder and record the lecture.───如果你发现同时听讲和做笔记很难，那么你可以考虑带一个录音设备来记录课程讲解。
I have trouble understanding the professors' lectures, so I take a tape recorder to class.───我对教授授课内容的了解仍有问题，所以我都带录音机去上课。