操作
cāozuò
to work; to operate
In a story
“操作很简单，您在手机上就能看到它看到的一切。”“It's easy to use. On your phone, you can see everything it sees.”替身 · The Stand-in · HSK 4
Learn it in the app
Save a word while you read and it comes back as a flashcard, read aloud, when it is due.