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to be on
01
オンになってください
to be broadcasted on televison or radio
例
The police are on the lookout for a group of suspects who are planning to knock over a jewelry store.
I told the kids to keep quiet while I was on a conference call.
The name of the song is on the tip of their tongues, but they can't quite vocalize it yet.
Despite being in her early thirties, Sarah often looks like she's on the other side of forty.
She is on pins and needles as she awaits the arrival of her job interview invitation.