soil segment

例句：

1. 1. The soilsegment is crucial for plant growth.
   土壤片段对植物生长至关重要。
2. 2. The researcher analyzed the soil segment to understand itscomposition.
   研究者分析了土壤片段以了解其成分。
3. 3.The soil segment plays a vital role inmaintaining soil health.
   土壤片段在维护土壤健康方面起着重要作用。