0 done without the approval or permission of someone in authority -- chưa được xác minh chính thức
1 done as something that is not part of your job -- không chính thức
an unofficial visit by the Prime Minister.
He takes pride in walking point and assuming the unofficial leadership of his platoon, banishing the impersonality and randomness of modern war.
Cosmopolitan politics are enacted at the local and the 'supra-national' level, at the official and unofficial level.
Not only did unofficial ulama perform rituals and lead prayers; some of them, beginning in the 1960s, also offered lessons in secret to selected students.
Dismissals of workers, especially of shop stewards, was a frequent cause of unofficial strikes.
Thus ended his unofficial ban, which had lasted some 35 years.
There is 'official' discourse (subject-matter related) and 'unofficial discourse' (other related).
It does, however, mean that for a history of unofficial thinking or of events not officially recognized, one needs to look elsewhere.
These three are the only images from unofficial sources in this paper. 16.
