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Chọn ngôn ngữ của từ điển
to keep something under one's hat
to keep something under one's hat
01
to avoid sharing a secret with others
Idiom
Informal
Các ví dụ
Before the surprise party, she asked everyone to keep it under their hat to ensure the birthday celebrant remained unaware.
The manager told the team about the upcoming project, emphasizing the need to keep the details under their hats until the official announcement.
