四
Pinyin: sì
four
Example sentence
我家有四口人。
Wǒ jiā yǒu sì kǒu rén.
My family has four people.
What 四 means
四 (sì) is a Chinese word meaning “four”. It belongs to the Numbers & Measure topic and appears at HSK 1, so it is one of the words worth learning early when you study Chinese.