Radioactive Meaning in English
word
释义
Describes something that gives off radiation, usually as invisible energy that can be harmful to living things. Often related to materials from nuclear energy or medical treatments.
用法与细微差别
Primarily a scientific or technical term. Used with substances, waste, zones, or anything emitting harmful radiation. Common collocations: 'radioactive waste', 'radioactive material'. Not used for metaphorical senses.
例句
Some rocks deep underground are radioactive.
basic
Do not touch radioactive materials without protection.
basic
This area could be radioactive after the accident.
basic
Many hospitals use radioactive substances for cancer treatment.
natural
The warning sign says the waste here is highly radioactive.
natural
After the leak, the laboratory had to check for radioactive dust everywhere.
natural