nonrandom structure

例句：

1. 1. The results were nonrandomly distributed across the population.
   结果在人群中非随机分布。
2. 2. The research design was nonrandom, which could bias the findings.
   研究设计是随机的，这可能会影响发现。
3. 3. The team's selection process is nonrandom, ensuring a diverse pool of candidates.
   团队的选拔过程是非随机的，确保了候选人的多样性。