buzzer

英语单词 B 开头 托福考试,英语单词

n.蜂鸣器，嗡嗡作声的东西；门铃；汽笛；〈俚〉信号兵

网络解释.蜂鸣器；蜂音器；异常报警；电信号器

词形变化:

复数：buzzers

双语例句

1. 1 . His entrance was announced by a buzzer connected to the door.
他刚一进去，与门相连的门铃便嗡嗡作响。
来自柯林斯例句