| 单词 | carcinogen |
| 释义 | carcinogen (once / 26266 pages) n A carcinogen is anything that causes cancer. Cigarette smoke, car exhaust, asbestos: all of these are known carcinogens. Don't even ask about the ones we don't know about... When you see the suffix "-gen" you know you're dealing with something that produces, causes, or generates something. Think of the Book of Genesis, or the beginning of all things. "Carcinoma," the name of a specific type of cancer, comes from the Greek karkinos, which means "crab" and "ulcer," as well as the animal associated with the astrological sign of Cancer. So you can see that carcinogen simply means "generating cancer." WORD FAMILYcarcinogen: carcinogenic, carcinogens USAGE EXAMPLESIf this were merely an issue of a few pro athletes deciding to expose themselves to deadly carcinogens, it would not be a public-health issue. Washington Post(Dec 27, 2016) Asbestos was declared a human carcinogen by the World Health Organization’s International Agency for Research on Cancer in 1987. Seattle Times(Dec 15, 2016) An addiction and carcinogen–free society would be ideal. Slate(Dec 13, 2016) n any substance that produces cancer Hyper substance a particular kind or species of matter with uniform properties |
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