Phono-semantic — one part hints at the meaning, another at the sound
Example phrases
他听完解释只是冷冷地哼了一声,并没有继续争辩。Tā tīng wán jiěshì zhǐshì lěnglěng de hēng le yì shēng, bìng méiyǒu jìxù zhēngbiàn.After hearing the explanation, he merely gave a cold snort and did not continue arguing.
她一边洗碗,一边轻轻哼着歌。Tā yìbiān xǐ wǎn, yìbiān qīngqīng hēng zhe gē.She hummed a song softly as she washed the dishes.
爸爸看了一眼成绩单,哼了一声,没说话。Bàba kàn le yì yǎn chéngjìdān, hēng le yì shēng, méi shuōhuà.Dad glanced at the report card, snorted, and said nothing.