Meaning of dī:
低
low; beneath
Jīntiān de wēndù hěn dī, jìde chuān nuǎnhuo de yīfu.
今天的温度很低,记得穿暖和的衣服。
Today's temperature is very low, remember to wear warm clothes.
Tā de shēngyīn hěn dī.
他的声音很低。
His voice is very low.
to lower (one's head); to let droop; to hang down; to incline
Tā gǎndào xiūkuì, dī xiàle tóu.
他感到羞愧,低下了头。
He felt ashamed and lowered his head.
Wǒ bǎ chuāngkǒu de bǎiyèchuāng lā de hěn dī.
我把窗口的百叶窗拉得很低。
I lowered the blinds on the window very low.
Dāng tā huídá wèntí de shíhou, tā dīxià le tóu.
当他回答问题的时候,他低下了头。
When he answered the question, he hung his head down.
Tā bǎ tóu dī xiàlái biǎoshì zūnzhòng.
他把头低下来表示尊重。
He lowered his head to show respect.