单语范例（未经PONS编辑处理）
It also demands a firm set of rules and a way to impose them on operatives on the streets, often violent and obstreperous gang members.
ww2.kqed.org We, apparently, are his obstreperous nieces and nephews, and we are being shushed.
www.newyorker.com Where her parents are serene individuals, so my niece is an amusingly obstreperous, girl-power changeling, doomed to be likened to her aunt.
www.telegraph.co.uk He tries to bully her, but she is the daughter he raised: smart and obstreperous.
entertainment.time.com The blitz of news reports around the country broadcast a tale of triumph in the face of an obstreperous landscape armed with punishing elements.
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