two-head helical-scan video tape recorder

例句：

1. 1.This two-head helical-scan video tape recorder is very useful for recording lectures.
   这款双头螺旋扫描视频录像机非常适合录制讲座。
2. 2.The two-head helical-scan video tape recorder was invented by a famous scientist.
   这款双头螺旋扫描视频录像机是由一位著名的科学家发明的。
3. 3.The two-head helical-scan video tape recorder has become an essential tool for many people.
   这款双头螺旋扫描视频录像机已经成为许多人必备的工具。