低 + Noun / Subject + 低
低 (dī) means "low" and is used to describe something that is below average in level, degree, or quantity. It can modify nouns directly or appear in comparative structures. It is the opposite of 高 (gāo, "high").
今天气温很低,出门记得多穿点。
jīntiān qìwēn hěn dī, chūmén jìde duō chuān diǎn.
The temperature is very low today; remember to dress warmly when going out.
这款手机的价格比较低,很适合学生用。
zhè kuǎn shǒujī de jiàgé bǐjiào dī, hěn shìhé xuéshēng yòng.
This phone is relatively low-priced, making it very suitable for students.
他说话声音太低了,我根本听不清。
tā shuōhuà shēngyīn tài dī le, wǒ gēnběn tīng bù qīng.
He speaks too quietly; I can't hear him at all.