1 secret (from sb) that is not or must not be known by other people 秘密的；机密的；保密的: We have to keep the party secretfrom Carmen. 聚会的事我们不得不对卡门保密。a secret address 秘密的地址a secret love affair 秘密的恋情

2 used to describe actions that you do not tell anyone about 秘密进行的；不公开的: a secret drinker 偷偷喝酒的酒徒She's got a secret admirer. 有个人暗中爱慕她。 ➔secretly adv The government secretly agreed to pay the kidnappers. 政府暗中答应给绑匪付赎金。