to make a low and continuous humming or vibrating sound, like the sound of a bee or a motor

嗡嗡声, 发出嗡嗡声
to make a harsh, high-pitched sound when something rubs against or moves against another surface that is rough or rusty

吱嘎, 发出吱吱声
to make a sharp, prolonged sound, usually produced by forcing air through the mouth

发出嘶嘶声, 嘶嘶声
to make a rapid succession of short, sharp noises, typically by shaking or striking something

发出咔嗒声, 发出嘎吱声
to make a loud, harsh, piercing sound, like that of tires sliding on pavement

尖叫, 刺耳地叫唤
to eat or drink noisily by inhaling a liquid or soft food, such as soup or noodles, often with a distinctive, impolite sound

啧啧吃, 啃咕
to breathe in through the nose audibly to clear mucus or other substances from the nasal passages and prevent a runny nose

嗅, 吸鼻涕
to lightly strike or hit a surface repeatedly, producing a series of short, sharp sounds

轻敲, 轻击
to make a repetitive, light, clicking sound, like that of a clock or a machine

发出滴答声, 作滴答声
to make a high-pitched sound by forcing air out through one's partly closed lips

吹口哨, 发出口哨声
to laugh in a light, silly, or often uncontrollable way as a result of nervousness or embarrassment

咯咯笑, 轻笑
to speak in a low or unclear voice, often so that the words are difficult to understand

咕哝, 低声说
to cry loudly while making repeated, short gasping sounds, often due to intense emotions such as sadness or grief

呜咽, 失声痛哭
to speak very softly or quietly, usually to avoid being overheard by others who are nearby

低语, 耳语
