under wraps
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They had a new baseball player, but they kept him under wraps until the game.
Другие идиомы:
- under oath
- under the influence of (something)
- under one's belt
- under the wire
- under fire
- under the table
- under the sun
- under the weather
- to be under a cloud (of suspicion)
- under pressure
- under (close) scrutiny
- under (someone's) feet
- under the wings of (someone)
- under one's own steam
- under the circumstances