| 单词 | asymptomatic |
| 释义 | asymptomatic (once / 268621 pages) adj If you're asymptomatic, you don't show any signs of being sick. In some cases, you can have a disease but still be asymptomatic. When doctors talk about someone being asymptomatic, they are usually referring to a patient who has been exposed to an illness or is sick but doesn't have any symptoms. This is important in medicine because these asymptomatic people can often spread the illness, even though they don't appear to be sick. The a- prefix here means "not," from the Latin ab, "away from." WORD FAMILYasymptomatic USAGE EXAMPLESEbola experts, including the authors, said one study isn’t definitive and more research is needed to determine how common asymptomatic and mild Ebola infections are. Wall Street Journal(Nov 14, 2016) "The problem with atrial fibrillation is that it's asymptomatic, which means it can come and go and often isn't diagnosed," says Mr Gundotra. BBC(Nov 14, 2016) Peripheral treatment with such antibodies, if safe, should enable the eradication of prions in asymptomatic infected individuals before neuroinvasion occurs. Nature(Nov 08, 2016) adj having no symptoms of illness or disease Syn symptomless well in good health especially after having suffered illness or injury |
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