cloud-drop sampler

例句：

1. 1. The cloud-drop sampler is used to collect data from the atmosphere.
   云滴采样器用于从大气中收集数据。
2. 2. The cloud-drop sampler was developed by a team of scientists to study atmospheric conditions.
   云滴采样器是由一支科学家团队开发出来的，用来研究大气条件。
3. 3. The cloud-drop sampler has proven to be an effective tool for monitoring air pollution levels in urban areas.
   云滴采样器已被证明是一种有效的工具，用于监测城市地区的空气污染水平。