yǒu​xiào HSK3

effective

有效 yǒu​xiào
effective adjective
producing a desired or intended result; efficacious

This new medicine is very effective in treating insomnia.

valid adjective
legally or officially binding; currently in force or in effect

Your student ID is still valid during the holidays.

Frequency

Movie subtitles
36.3 per million appears in 14% of films
Written text
178.1 per million

Details

HSK 3.0
Level 3

Sources

Definitions
CC-CEDICT