And also on whether the virus mutates to become more transmissible or lethal.

以及病毒是否会突变，变得更具传染性或致命性。

You know pandemics can be worse in terms of the fatalities.

毕竟还可能出现致命性更高疾病。

But Dr Whitehorn found that even non-lethal doses of pesticide were bad for bees.

但Whitehorn博士发现即使非致命性杀虫剂也会对蜜蜂有害。

Syphilis had emerged in deadly outbreaks in Europe since at least the 1490s.

梅毒早在1490年代就在欧洲作为一种致命性疾病而爆发了。

There were about 7500 cases of a life-threatening illness called multi-system inflammatory syndrome.

约有7500人患被称为“多系统炎症综合征”致命性疾病。

However, many experts have warned it's not clear if this version is more lethal.

然而，许多专家警告称，前尚不清楚新冠病毒变异菌株是否致命性更强。

For the animals living in the shadow of the volcano, this eruption could prove deadly.

对生活在火山阴影下动物来说，这次喷发很可能是致命性。

This is another deadly hook that narcissist can get you and matched with them on.

这是自恋者可以掌握到与之匹配另一个致命性引诱。

It suggested schools use " non-lethal" drones that are powered by artificial intelligence (AI).

该公司建议学校使用由人工智能驱动“非致命性”无人机。

The United States has restricted its help to Ukraine to non-lethal aid, such as body armor and vehicles.

美国已经限制如防弹衣和车辆等对乌克兰非致命性援助。

Over all estimates that came out this summer indicate that COVID-19 is deadlier than the flu.

今年夏天所有统计数据表明，新冠肺炎比流感有更强致命性。

That lets them handcraft pathogens with a higher level of infectiousness, deadliness and resistance to treatment.

这他们可以手工制造更具传染性、致命性和抗药性病原体。

There is no law of nature that says a virus has to evolve to be less virulent, Barry says.

Barry 说，没有哪条自然法则说病毒一定会越进化致命性越低。

Like our non-lethal tools, we can't get results from that than we occasionally will usually lethal means.

就像我们非致命性工具一样，我们不能从中得到结果，因为我们偶尔会使用致命手段。

Scorpion venom is a sinister cocktail of toxic substances, some of which are 100000 times more deadly than cyanide.

蝎毒是各种毒素危险混合物，其中一些致命性要比氰化物高出10万倍。

But nothing that we've covered so far is as dangerous as what's about to come next.

但到前为止，我们所讲一切物质都不如接下来要讲物质致命性高。

And one patient had a fatal stroke three weeks after treatment...though it's unclear if the treatment had any connection.

一位患者在接受治疗3周后患上致命性中风，不过前还不清楚这是否与治疗有关。

One way is essentially random: a chance mutation in a particular bacterium may make a certain drug less lethal.

有一种基本上可以说是随机情况: 一种特定细菌偶然突变可能会降低某种药物致命性。

With preparedness, we can make these disasters less lethal.

通过做好准备， 我们可以减少这些灾难致命性。

But in terms of overall deadliness, extreme heat beats them all.

但就整体致命性而言，极端高温击败了所有人。