bell transmitter的意思|示意

Then, after a 12-day gap in 1876—when Bell went to Washington to sort out patent questions about his work—he suddenly began trying another kind of voice transmitter.

之后在1876年，经过了12天的瓶颈后--当贝尔去华盛顿处理关于他工作上专利的问题时--他突然开始尝试另一种声音的传送器。

During one of the first public demonstrations of the "Bell Solar Battery" the device powered a small radio transmitter, carrying both speech and music.

最初的公开示范之一便是将一台小型无线电发射器装上“贝尔太阳能电池”，传送讲话与音乐。