These views have not gone unchallenged.

这些观点并非没有受到过质疑。

《柯林斯英汉双解大词典》

Such scandals have not, alas, been absent.

唉，这样的丑闻也不是没有。

《柯林斯英汉双解大词典》

Police have not apprehended her killer.

警方尚未逮捕杀害她的凶手。

《柯林斯英汉双解大词典》

have not committed any crime." The country's former president, Thabo Mbeki,was known for the unaggressive way his government dealt with AIDS.

VOA: special.2010.04.28

We have not yet found them all, Lords and Commons, nor ever shall do, till her Master's second coming.

我们还有找到这些碎片，上帝和普通人，我们也不会去找，知道她的主人第二次来。

耶鲁公开课 - 弥尔顿课程节选

You're getting really the first time what I'm seeing "extreme have's" and starting to get "have not's"

我真的第一次亲眼看到“极富”和“极贫”现象。

纽约的负面变化 - SpeakingMax英语口语达人

The changes have worked well and have not compromised the safe operation of trains.

BBC: Southeastern train staff to be balloted over strikes

Many experts say mental health services in the region have not recovered since Hurricane Katrina.

NPR: Mental Issues Surge, Suicide Rates Flat Post-Katrina

Those requirements have not been met, so it is premature to send the report to Congress.

BBC: US drug aid to Mexico faces delay