Verb + 下 + Object
The word 下 (xià) indicates downward movement or descent. It is used after a verb to show that an action involves moving to a lower position. For example, 爬下楼梯 means "to climb down the stairs."
小心点,慢慢爬下来,别摔着了。
Xiǎoxīn diǎn, mànmàn pá xià lái, bié shuāi zháo le.
Be careful, climb down slowly, don't fall.
太阳已经落下山了,天快黑了。
Tàiyáng yǐjīng luò xià shān le, tiān kuài hēi le.
The sun has already set behind the mountain; it's getting dark soon.
她从楼上跑下来,气喘吁吁地说有事。
Tā cóng lóu shàng pǎo xià lái, qìchuǎn xūxū de shuō yǒu shì.
She ran downstairs, gasping for breath, saying something had come up.