“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	essential graded ideal essential homomorphism essential hyperplane arrangement essential ideal essential inferior limit essential infimum essential intuition essentialism Essentialism art education thought essentialism education essentialism in education essential left ideal essentially bounded essentially bounded function essentially complete class essentially convergent sequence essentially different number essentially general position essentially homotopic essentially infinite cover essentially infinite join essentially injective module essentially nonlinear equation essentially non-oscillatory essentially non-oscillatory scheme

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