A device that measures or examines a substance, signal, or data.

• Used in labs or industry to identify components or levels.

用于测量或检验物质、信号或数据的设备。

• 常用于实验室或工业中识别成分或含量。

A person who examines information to explain, evaluate, or forecast.

• Often works in finance, science, media, or technology.

分析信息以解释、评估或预测的人。

• 常见于金融、科学、媒体或技术领域。

In optics, the polarizer placed after the sample in a polarimetric setup.

• Used to analyze the state of polarization of light.

光学中放置在样品之后的偏振器。

• 用于分析光的偏振状态。