"Obviously there is a bit of a spread between those two figures and it suggests the possibility of some political problems for the president if he should not take the military recommendation and that difference gets to be a big issue,".

VOA: standard.2009.10.09

And he gets it right to two significant figures.

他得出了2个重要的数字。

麻省理工公开课 - 固态化学导论课程节选

And he gets it right to two significant figures.

他得出了2个重要的数字。

麻省理工公开课 - 固态化学导论课程节选