每日商務英語 第240期:洩露祕密 本文已影響 1.22W人 to let on 洩露祕密(非正式用語)ing-bottom: 66.41%;">英文釋義To reveal a secret.例句Everyone in the office was careful not to let on about the party planned for their manager's birthday.辦公室裡的每個人都在小心翼翼地保守為經理舉行生日聚會的祕密。