emitting probe

例句：

1. 1.The scientist used an emission probe to detectthe chemical composition of the sample.
   科学家使用发射探头来检测样本的化学成分。
2. 2. The engineerdesigned a new emission probe that could detectbacteria in water.
   工程师设计了一种新型的发射探头，可以在水中检测细菌。
3. 3. The researchteam developed an emission probe that could identifydifferent types of pollutants in theenvironment.
   研究团队开发了一种发射探头，可以识别环境中的不同类型污染物。