单词 | biodefence |
例句 | DEFINITIVE EXAMPLES 权威例句〔biodefence〕They have a store of biodefence drugs and vaccines that can be flown anywhere in the nation within twelve hours.他们在某处存储了用于生物武器防卫的药品和疫苗,可以在十二小时内空运至全国任何地方。剑桥高阶 |
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