@pafournier @gringlegriff @fitterhappierAJ @K_G_Andersen He wrote "one single infection". It seems clear but I guess there is some possibility I'm misunderstanding it.
@pafournier @gringlegriff @fitterhappierAJ @K_G_Andersen 他写了“一次感染”。看起来很清楚，但我想我可能会误解它。