a. attributable to chance
a. 无足轻重的, 无意义的, 不足道的
1. The results of the experiment were nonsignificant, indicating no real effect.
实验的结果不显著,表明没有实际效果。
2. The study showed nonsignificant differences between the two groups.
研究显示两组之间没有显著差异。
3. We concluded that the changes were nonsignificant and did not require further action.
我们得出结论,变化不显著,无需进一步采取行动。