sand-pump sampler

例句：

1. 1. The sand-pump sampler was used to collect samples from the beach.
   沙泵取样器被用来从海滩上采集样本。
2. 2. The sand-pump sampler is an essential tool for testing soil quality.
   沙泵取样器是测试土壤质量的必备工具。
3. 3.The sand-pump sampler helped us to identify the source of the contaminated water.
   沙泵取样器帮助我们确定了受污染水的源头。