暗度陈仓

1.advance secretly by [along] an unknown path; act before another is aware; do a thing in secret; do one thing under cover of another; do sth. behind the facade of ...; pretend to prepare to advance along one path while secretly going along another; steal a march upon ...

2.have illicit sexual relations; secret and illegal relations between sweet hearts; taste secret bliss with sb.

1.即“陈仓暗度”;“明修栈道,暗度陈仓”