There is reinfection in field.
鱼腥草紫斑病在田间具多次再侵染.
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The reinfection represents the infection of leaf lesion on detached stem of oilseed rape.
再侵染指油菜叶面病斑对离体油菜茎杆的侵染.
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Moreoer, HI patients are more susceptible to malaria reinfection because of their weakened immune systems.
更为严重的是,由于免疫系统的脆弱, 艾滋病人更容易再次感染上疟疾.
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