recovery from infection by one provides lifelong immunity against that virus but confers only partial and transient protection against subsequent infection by the other three viruses.
感染一种病毒并恢复后,对该病毒具有终生免疫,但对此后感染的其他三种病毒只有部分和短暂免疫力。
but subsequent infection by another variant increases the risk of developing dhf, which is becoming much more common in latin america.
但以后要是被另一种病毒变种感染,将增加导致登革出血热发生的风险,这在拉美变得越来越普遍了。
international diabetes: foot ulceration and subsequent infection are a major complication of diabetes mellitus.
国际糖尿病》:足溃疡和后来的感染是糖尿病的主要并发癥。