agar strip

例句：

1. 1. The gel strip was used to detect the presence of bacteria in the sample.
   凝胶条被用来检测样本中的细菌。
2. 2. The gel strip was used as a diagnostic tool for detecting food allergies.
   凝胶条作为一种诊断工具，用于检测食物过敏。
3. 3. The gel strip was used to create a visual representation of the data collected.
   凝胶条被用来创建数据收集的可视化表示。