HSK 4
车速
chēsù名
vehicle speed
下雨天开车要注意车速。
Xià yǔ tiān kāi chē yào zhù yì chē sù.
Pay attention to vehicle speed when driving in rain.
Say it
Hold the button, say it, then let go.
Other HSK words sharing a character
Also free:
New in the HSK 3.0 word list at level 4.