1.He’s a kind of unofficial adviser,but I’m not sure exactly what he does.
他像是个非官方顾,不好他究竟是干什么。
2.It was an unofficial visit so the guests didn’t get the usual red carpet treatment.
由于是非官方访,所以来访者没有受到通常贵宾级招待。
3.The channeling of E.U. funds to the Palestinian Authority to unofficial or semiofficial accounts was a bone of contention that often troubled many an honest official of the Union.