music door-bell的意思|示意

美 / / 英 / /

音乐门铃

music door-bell的网络常见释义

音乐门铃 ... 音乐美学家 musical aesthete 音乐门铃 music door-bell 音乐名作 masterpieces of music ...

music door-bell相关短语

music door-bell相关例句

This AC electronic music door bell is composed of general electronic door bell, rectified power supply, relay and power amplifier and does not need battery to power it.

本发明涉及一种用交流电的电子音乐门铃，由普通电子门铃加整流电源、继电器及功率放大器构成。本发明不再需要电池供电。