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[医]鼻内用流感疫苗<生物制品>
🗣️ 情景例句
What is language for?
语言到底是用来干什么的？
Nothing so necessary for travellers as languages.
旅行者最需要的是几种语言。
In primitive cultures the obligation to seek and to receive the traditional instruction is binding to all.
在原始文化中，寻求和接受传统教育的义务对全民都有约束力。