单词bell push
na.: 电铃按钮
网络: 推钟
电铃按钮:
a button that you press to make an electric bell ring
电铃按钮
He depressed a bell push and stood where he could be seen from the other side of the door through a tiny one-way peephole.
他按了一下门铃，站在从大门另一边的一个小小的单向窥视孔能看见他的地方。
When you want to get off at a bus stop, use the bell-push, or similar device, in good time to signal the driver.
如要在某站下车，应在适当的时候按动电铃，及早通知司机。