The barriers are lethal to fish trying to swim upstream.
这些障碍物对于逆流而上的鱼来说是致命的。
They were close to weaponizing ricin - a lethal plant toxin.
他们快把蓖麻毒素——一种致命的植物毒素——研发成武器了。
The shale was deposited in an oxygen-deficient lake where lethal gases sometimes bubbled up and killed animals.
页岩沉积在一个缺氧的湖泊里，那里有时会冒出致命的气体，杀死动物。
The main character is often unknowingly lured into this potentially lethal predicament by a seductive femme fatale, as in Original Sin.
就像在《原罪》中一样，主角经常会在不知不觉中被一位性感的蛇蝎美人引诱到这个可能致命的困境中。
In the warm enclosed waters of farm ponds, conditions are very likely to be lethal for fish when insecticides are applied in the vicinity.
当杀虫剂在农场附近池塘的温暖封闭水域使用时，环境很可能对鱼是致命的。
Apart from engendering widespread ecological disorders, pesticides have contributed to the emergence of a new breed of chemical-resistant, highly lethal superbugs.
除了造成广泛的生态失调外，农药还促成了一种新型的具有抗化学性的、高度致命的超级细菌的出现。
It is lethal to the cell when expressed without its inhibitor barstar.
在没有其抑制剂巴斯塔的情况下表达对细胞具有致命性。
Either way, the results can be lethal.
无论如何，结果都会是致命的。
This condition may cause lethal cardiac arrhythmias.
这种情况会造成致命性心律失常。
Smallpox is one of the most lethal diseases in history.
天花是史上最致命的疾病之一。
It is Italy's most lethal earthquake for almost 30 years.
这是意大利三十年来最严重的地震。
Commercial fishing routinely ranks as America's most lethal job.
商业捕渔一直被视为是美国最危险的工作。
However, even if it does, the [A] mutation need not be lethal. [1]
但是，即使突变破坏了整个结合位点，突变A 也未必就是致命的。
Flu pandemics in the past have been lethal on a massive scale.
以往的流感大流行造成了规模极大的死亡。
The virus did not mutate during the pandemic to a more lethal form.
在大流行期间这一病毒没有突变为某种更致命的形式。
Until testing becomes universal, Mexico’s roads will remain lethal.
在驾驶考试普及之前，墨西哥的道路仍是致命的。
Melanoma is the least common form of skin cancer but the most lethal.
黑素瘤是皮肤癌中最为罕见的一种，但也是最为致命的。
The test resulted in three direct hits and one pass within lethal distance.
最终结果显示，有三枚直接命中目标，一枚在致命区域范围内穿过。
While it can be lethal, the heart muscle usually recovers within six months.
虽然它也可以是致命的，但通常心脏肌肉会在6个月内恢复。
There is good reason to suspect the virus will become less lethal as it spreads.
我们有充分理由猜测，病毒在传播的过程中，其致命毒力逐渐减弱。
For many gulf coast gulls, terns and cormorants, this has been a lethal mistake.
对于生活在海岸边的海鸥、燕鸥和鸬鹚来说，选择错误的降落地点将带来致命的后果。
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。
But intelligence sources think that this was potentially the most lethal attempt so far.
但军情处认为这次是迄今为止最致命的尝试。
That effort proved being lethal to the PSP - Personal Software Products - division at IBM.
这项努力后来证明对于IBM的个人软件产品（PSP）部门来说是致命的。
The WHO update shows continued progress on addressing the lethal combination of TB and HIV.
世卫组织最新资料显示，在处理致命的结核病和艾滋病毒合并感染方面不断取得进展。
Studies have detected no signs that the virus has mutated to a more virulent or lethal form.
经研究未发现迹象说明病毒已突变为更具毒性或更致命的形式。
Studies have detected no signs that the virus has mutated to a more virulent or lethal form.
经研究未发现迹象说明病毒已突变为更具毒性或更致命的形式。
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