cottrell dust

例句：

1. 1. The scientist collected the dust from the laboratory to analyze its composition.
   科学家收集了实验室的灰尘来分析其成分。
2. 2.The team worked tirelessly to clean up the cote dust that had settled on their equipment.
   团队努力不懈地清理了落在他们设备上的科特雷尔灰尘。
3. 3. The weather forecast warned of possible dust storms in Scotland, which could affect travel.
   天气预报警告说，苏格兰可能出现沙尘暴，可能会影响旅行。