A hypersensitivity reaction to a tick bite may aid detection in a few individuals, but most people will be unaware that a tick is attached.
蜱虫叮咬后的过敏反应，可能有助少数人发现蜱虫，但大多数人还是蒙在鼓里。
The main infection factors were working in pastureland, tick bite and contact with XHF patients.
主要感染因素为进入牧场、硬蜱叮咬和接触出血热病人。
The main infection factors were working in pastureland, tick bite and contact with XHF patients.
主要感染因素为进入牧场、硬蜱叮咬和接触出血热病人。
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