布朗运动 Traditional 布朗運動 Bù lǎng yùn dòng 🔊 Brownian motion + Keep this word Meanings Bù lǎng yùn dòng name 布朗運動 (physics) Brownian motion Its characters 布bùclothHSK 6朗lǎngclear运yùnto moveHSK 5动dòngto moveHSK 2