chemtrail
noun [ C ] uk/ˈkem.treɪl/ us/ˈkem.treɪl/
化学尾迹（化学尾迹阴谋论是一种有关飞机凝结尾迹的虚假断言。支持该理论者称这种尾迹由高空飞行的航班遗留在天空，含有有害生化成分，其目的是伤害或控制民众）
according to a conspiracy theory (= a belief that an event or situation is the result of a secret plan made by powerful people), a line left in the sky by an aircraft that consists of harmful chemicals, put into the air for some purpose such as harming or controlling people
How do you differentiate between a chemtrail and a contrail? 你如何区分化学尾迹和凝结尾迹？
The chemtrail conspiracy theory is widespread on the internet and radio talk shows.
- More examples
- Visiting these websites, I learned that "chemtrails" is the name given to sky tracks supposedly left by the deliberate release of substances not found in ordinary contrails.
- He claimed the aircraft was a chemtrail spray plane because it had no windows and no markings.
- They reported an increase in chemtrail spraying activity in their area and the development of flu-like symptoms, fatigue, and body aches.