传染性

Chronic fatigue syndrome is most commonly triggered by an acute illness, like glandular fever, and it is the severity of this illness that decides whether you will develop the syndrome, the research found.

研究发现，慢性疲劳综合症最常见的触发因素是像传染性单核细胞增多症等的急性病，这种急症的严重性决定了人们是否会患上慢性疲劳综合症。

To do that, the researchers devised an agent that consists of a bit of mesothelin DNA connected to the gene that produces the toxin from diphtheria, a highly contagious and potentially deadly bacteria, which is now controlled through childhood DPT vaccination.

为了做到这一点，研究人员设计了一个代理人，由一个有点mesothelin相连的DNA的基因产生的毒素白喉，具高度传染性的和潜在的致命细菌，这是目前控制儿童白喉，百日咳，破伤风疫苗。

It could be the common cold, which is most contagious during the first two days after symptoms start.

这通常是感冒了，并且在症状开始前两天是最有传染性的。

It could be the common cold, which is most contagious during the first two days after symptoms start.

这通常是感冒了，并且在症状开始头两天是最有传染性的。

Newcastle disease is one of poultry infectious diseases caused by Newcastle disease virus.

新城疫是由新城疫病毒引起的禽传染性疾病。

This is particularly true of Newcastle disease, infectious bronchitis, andencephalomyelitis

这在鸡新城病、传染性支气管炎和禽脑脊髓炎尤其如此。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。