新闻词汇:突破 分享到:
News Words: Breakthrough 2021-09-30303

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Welcome to the Voice of America’s News Words.
欢迎来到《美国之音新闻词汇》节目。
In the United States, COVID-19 cases are on the rise.
在美国,新冠病例正在上升。
Breakthrough
Breakthrough
Experts say the Delta variant is one reason.
专家表示,德尔塔变种是原因之一。
People who are not vaccinated against COVID-19 make up the most cases and deaths.
在患病和死亡的人数中,大多数都是没接种疫苗的。
Among fully vaccinated people, evidence shows a small minority getting breakthrough infections.
证据显示,在完全接种疫苗的人群中,有一小部分人获得突破性感染。
In medicine, a breakthrough infection happens when a virus breaks through the barrier a vaccine provides.
在医学上,当病毒突破疫苗构成的屏障时,就会发生突破性感染。
The word breakthrough also means an important discovery that happens after a long time of trying to understand something.
“breakthrough”这个词还指在长时间试图理解某事之后的重大发现。

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