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（单词翻译）
Deadly discovery in US labs
Vocabulary
premises
buildings and land used by an organisation or business
microbes
small living things that can only be seen with a microscope
facilities
(here) buildings containing equipment used for a particular activity
the plague
a disease, usually deadly, that quickly spreads to lots of people
toxins
poisonous substances
botulism
serious illness caused by eating food that has gone bad
vial
small bottle for keeping medicine or other liquids in
posed
caused (a problem)
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