私自；私下地，不公开地；背地里；

1. 私下地：privateersman 船长 | privately 私下地 | privation 缺乏

2.

2. 私人地：private 私人的 | privately 私人地 | privilege 特权

3. 私下地,秘密地：privately 私下地,秘密地 | primarily 主要地 | cautious 谨慎,小心

4. 哦! David 我可以跟你说几句吗 单独的 就一会儿：I'm touched. Safe trip, now.|我都... | Oh! Say, David, you think I could speak to you, privately, just for a minute?|哦! David 我可以跟你说几句吗 单独的 就一会儿? | Do you know those parties of yours?|你...

1. kept private or confined to those intimately concerned

    e.g. it was discussed privately between the two men
           privately, she thought differently
           some member of his own party hoped privately for his defeat
           he was questioned in private

    Synonym: in privatein camera

2. by a private person or interest

    e.g. a privately financed campaign