20是一款可规避雷达的喷气式飞机，拥有与五角大楼的隐形飞机F - 22“猛禽”一样的标志型双v型垂直尾翼。
It is the J-20, a radar-evading jet fighter that has the same two angled tailfins that are the trademark of the Pentagon's own stealth fighter, the F-22 Raptor.
2005年7月，在越南笼禁中死亡的3只罕见荷氏棕榈猫身上发现了H5N1型病毒感染，标志着在这一哺乳动物物种中已知的首例感染。
In July 2005, tests on three rare Owston's palm civets that died in captivity in Viet Nam detected H5N1 infection, marking the first known infection in this mammalian species.
配型涉及10组蛋白，或者标志基因；越多标志基因可以成列，则表示配型越是接近。
There are 10 different proteins, or markers, involved; the more markers that line up, the closer the match.
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