“imported secondary cases”的概念、定义、翻译、参考文献-科学参考

单词	imported secondary cases
释义	imported secondary cases Encyclopedia 理学流行病与卫生统计释 imported secondary cases输入继发病例相对于当地获得的疾病而言，病例通过陆地、海洋或者航空运输进入某地区，与输入病例有明确接触史而感染的输入二代病例。
随便看	expanding ring expanding shell expanding strategy expanding subspace theorem expanding universe expanding universe model expand of drift wall rock expandor expansibility expansin expansion expansion age expansion alloys expansionary monetary policy expansion cloud chamber expansion coefficient expansion coefficient of viscosity expansion factor expansion-free expansion-gear expansion in a continued fraction expansion in an infinite product expansion in an orthogonal series expansion in a power series expansion in a series

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