日活用户

daily active users (of a website, service etc)

abbr. for 日本[Ri4 ben3], Japan

sun / day / date, day of the month

to live / alive / living / work / workmanship

to apply (knowledge etc) creatively and flexibly / to use a word flexibly (e.g. a noun as an adjective)

to use / to employ / to have to / to eat or drink / expense or outlay / usefulness / hence / therefore

user / consumer / subscriber / customer

a household / door / family