shuǐ​liàng

water flow

水量 shuǐ​liàng
water flow noun
the quantity or rate of water flowing through a channel, pipe, or river

You can control the water volume in the pipe by adjusting the valve.

water volume noun
the total amount or volume of water contained in a specific body or reservoir

Due to the ongoing drought, the water level in the reservoir has dropped below the warning line.

Frequency

Movie subtitles
0.210 per million appears in 0% of films
Written text
4.86 per million

Sources

Definitions
CC-CEDICT