1.Clearly the bottom line is the virus eventually attenuates, and ceases to be a lethal virus to humanity, and finds other hosts.
显然至少病毒的毒性最终会减弱，对人类不再是致命的病毒，然后找到其他宿主。
2.This ability of the lethal virus to 'recombine' genetic material has important implications for vaccine development, write the researchers.
这组研究者写道，这种致命病毒“重组”遗传物质的能力对于疫苗研发有重大的影响。
3.After hatching, any pest larvae that have not been parasitised feed on the remains of their eggs and ingest the lethal virus.
这样，那些没有被寄生蜂寄食的虫卵的幼虫在孵化出来后，会食用自己卵的剩余部分，也吃下了那些致命的病毒。
4.Adjusting public perceptions to suit a far less lethal virus has been problematic.
调整公众对远没有那么致命病毒的看法一直是个问题。
5.A new and lethal virus was on the loose.
一种新的致命病毒正在横行无忌。