Beep

叭

(the sound of the horn of a car)

叭叭

bābā

(the sound of the horn of a car)

嗶 /哔

bì, bī

(electronically produced tone)

嗶聲 /哔声

bìshēng, bīshēng

(electronically produced tone)

嘟

dū

(the sound of the horn of a car)

嘟嘟

dūdū

(the sound of the horn of a car)

嘟嘟聲 /嘟嘟声

dūdū shēng

(the sound of the horn of a car)

嘟嘟響 /嘟嘟响

dūdū xiǎng

(the sound of the horn of a car)