追
蹤
調
查
追
蹤
調
查
Definitions4 charactersfollow-up study/investigative follow-up
Usage•••frequent
Pronunciations
追
蹤
調
查
As word
1follow-up study/investigative follow-up
2follow-up study/investigative follow-up
3follow-up study/investigative follow-up
4follow-up study/investigative follow-up