单词 | breakthrough |
释义 | breakthrough1 of 2noun break·through ˈbrāk-ˌthrü plural breakthroughs 1 a : a sudden advance especially in knowledge or technique a medical breakthrough b : a person's first notable success —often used before another noun a breakthrough novelthe actress's breakthrough performance 2 a : an act or instance of moving through or beyond an obstacle a breakthrough in the talks between the region's leaders a breakthrough agreement b : an instance of passing through a barrier or protection The ice under the surface begins to deteriorate, increasing the risk of breakthroughs. Vicki Winger specifically, medical : infection occurring in someone who is fully vaccinated against an infectious agent A vaccine breakthrough occurs when a person tests positive for COVID-19 two weeks after being fully vaccinated against the disease … David Rasbach —often used before another noun Two other CDC studies of breakthrough cases at nursing homes showed the vaccines protected residents, even when the virus spread through the homes. Maura Dolan … the academy recently recommended that children receive two doses of the chicken pox vaccine, rather than just one, because the additional dose bolsters immunity and may help reduce breakthrough infection. Maria Raven 3 warfare : an offensive military assault that penetrates and carries beyond a defensive line break through 2 of 2verb broke through; broken through; breaking through; breaks through intransitive verb : to make a breakthrough breakthrough nounas in improvement an instance of notable progress in the development of knowledge, technology, or skill Alexander Fleming's discovery of penicillin was one of medicine's great breakthroughs, for penicillin became the first antibiotic to successfully combat bacterial infections in humans Synonyms & Similar Words Relevance
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