高低 + Adjective/Verb
The noun 高低 (gāodī) means "height," "level," or "high and low," formed by combining the antonyms 高 (high) and 低 (low). Like 远近, it is an antonym compound that expresses the full range of a quality. It appears frequently in literary descriptions and everyday expressions.
这些山的高低各不相同,看起来层次分明。
zhèxiē shān de gāodī gè bù xiāngtóng, kàn qǐlái céngcì fēnmíng.
These mountains are all different heights, creating a layered appearance.
不管地位高低,每个人都应该被尊重。
bùguǎn dìwèi gāodī, měi gè rén dōu yīnggāi bèi zūnzhòng.
Regardless of status, everyone deserves to be respected.
声音的高低变化让这首歌特别动听。
shēngyīn de gāodī biànhuà ràng zhè shǒu gē tèbié dòngtīng.
The changes in pitch make this song especially beautiful.