contamination
Definition
The presence or introduction of a pollutant or harmful substance into a clean environment.
中文 污染物或有害物质在清洁环境中的存在或引入。
Example
"Radioactive contamination forced the evacuation of the town."
The presence or introduction of a pollutant or harmful substance into a clean environment.
中文 污染物或有害物质在清洁环境中的存在或引入。
"Radioactive contamination forced the evacuation of the town."