交流 (jiāo liú) means “to exchange; exchange; communication; interaction; to have social contact (with sb)”. It is an HSK 4 Chinese word in the HSK 3.0 vocabulary.
Practice each character:
我们需要加强交流。
Wǒmen xūyào jiāqiáng jiāoliú.
We need to strengthen communication.
Updated: 2026-05-27