他们大概测试了15 000次这样的粒子束，已经达到了统计学的意义，这表明在科学领域会把这个结果视为一个正式的发现。
The team measured the travel times of neutrino bunches some 15, 000 times, and have reached a level of statistical significance that in scientific circles would count as a formal discovery.
多年来，范德·梅尔先生一直在进行运动粒子在加速器中的统计学特性的研究：有时，直至深夜，有时，陷入沉思。
For years on end Mr Van der Meer made a study of the statistical properties of the motion of particles in accelerators: sometimes late into the night, and sometimes lost in deep reflection.
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