名詞 doorbell:

1. a push button at an outer door that gives a ringing or buzzing signal when pushed
   同義詞：bell, buzzer

1. He was aroused from his nap by the doorbell.
   他午睡時被門鈴吵醒。
2. I rang the doorbell several times but couldn't make anyone hear.
   我摁了幾次門鈴，但沒人應。
3. Push the doorbell.
   按門鈴。
4. That child is an absolute pest he keeps ringing the doorbell and then running away!
   那孩子討厭極了--老是來按門鈴，按完就跑了！

door.bell

n.（名詞）
A bell, chime, or buzzer outside a door that is rung to announce the presence of a visitor or caller.
門鈴：門外響則表示有客來訪的鈴、鐘或蜂鳴器