1) electric door bel
电门铃
2) picturephone-bell
可视电话门铃
3) alarm bell control switch
警铃控制电门
4) The electrician hooked up the doorbell.
电工装好了门铃。
5) doorbell
[英]['dɔ:bel] [美]['dɔr'bɛl]
门铃
1.
The design of a single home doorbell s indoors extension with video and interspeak based on the single chip microcomputer of AT89C2051;
基于AT89C2051的单户可视对讲门铃室内分机的设计
2.
At present,a house and most gates of the people have doorbells,when someone rings a doorbell,the host just decides whether to open the door after often observing whether it is a frequent visitor or stranger or not,it is not very convenient.
目前,民户住宅多数门口都设有门铃,有人按门铃时,主人往往要观察是熟客还是陌生人后才决定是否应该开门,不是很方便。
补充资料：电门
开关①的通称。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条