The threshold for weapons is 90 percent enrichment."

VOA: standard.2009.10.19

So, in her first minute of San Narciso, a revelation also trembled just past the threshold of her understanding.

所以当她第一次，见到San，Narciso时，她获得了超过理解力范围的，震撼的启示。

耶鲁公开课 - 1945年后的美国小说课程节选

(Speaking) At present, the average price of gasoline in the United States is well below Leonhardt's barely-competitive threshold of about 75-cents per liter.

VOA: standard.2010.02.23

The incumbent is currently above the 50 percent threshold needed to avoid a runoff election.

VOA: standard.2009.09.15

Clinton's comments came after United Nations-backed fraud investigators invalidated results from more than 200 polling stations in Afghanistan's August 20th election, which meant that incumbent President Karzai had dropped below the 50 percent vote threshold needed to avoid a run-off.

VOA: standard.2009.10.19