And carbon 14, 6 again and it has 8, and it is found in vanishingly small amounts, 10 10 to the minus 12 or part per trillion.

碳14，6个质子，8个中子，它的存在是非常微小的，几乎趋于零，万亿分之。

麻省理工公开课 - 固态化学导论课程节选

Someone might also say, you know a little inequality, even a substantial inequality, is not so bad as long as nobody is really suffering.

有些人也可能会说，微小的贫富差距，甚至显著的贫富差距存在，只要没人觉得痛苦就行了。

耶鲁公开课 - 金融市场课程节选