The noun 夕阳 (xīyáng) means "the setting sun" or "evening sun" and refers to the sun as it descends toward the horizon at dusk. It is a poetic and literary term frequently used in classical Chinese poetry to evoke feelings of beauty, nostalgia, or the passage of time. It combines 夕 (evening) and 阳 (sun).
站在山顶看夕阳,美得让人说不出话。
Zhàn zài shāndǐng kàn xīyáng, měi de ràng rén shuō bù chū huà.
Standing on the mountaintop watching the sunset, the beauty leaves you speechless.
夕阳把整片天空染成了橙红色。
Xīyáng bǎ zhěng piàn tiānkōng rǎn chéng le chénghóng sè.
The sunset dyed the entire sky orange-red.
老人喜欢在夕阳下沿着河边散步。
Lǎorén xǐhuan zài xīyáng xià yán zhe hébiān sànbù.
The old man likes to take walks along the river at sunset.