But if malware was undetected, it could lurk in the background of systems for months or even years and become active later in time.
该区域由于产生心理意象而变得活跃,视觉感知能力也随即提升,因为,这些被激活部分都处于同一区域内。
Becoming active as a result of generating mental imagery indirectly improves visual perception capacities since the area activated is within the same region.
如果能找到哪些区域在一个人感受到浪漫狂喜时会变得活跃起来,那也许就证实了哪一种化学物质涉入了其中。
If I could establish which regions became active while one is feeling romantic rapture, that might confirm which primary chemicals were involved.”.
一旦丙型肝炎病毒变得活跃,身体的免疫系统就必须每天消除其影响。
Once the hepatitis C virus becomes active, the body's immune system must fight off its effects on a daily basis.
一旦T细胞识别像癌细胞这样的威胁,他们就会变得活跃,并且攻击他们,以帮助保护你的身体。
Once T cells recognize threats like cancer cells, they become active and attack them in order to help protect your body.
The struggle between pathogen and immune system follows a defined process in humans: Special leukocytes of the innate immune response become active following an infection.
当加入镜子后,鸽子开始变得活跃,向镜子里探望并试图去啄围兜下面的斑点。
When the mirror was revealed, the pigeon became active, looked in the mirror and then tried to peck on the dot under the bib.
Jean-Baptiste Vincent(MPS) has used images and modelling to study the development of gas jets as the comet becomes active.
动物干细胞可能含有突变体或异常,某些病毒在动物体内处于休眠状态,但一旦进入人体就会变得活跃。
Animal stem cells might contain mutations or abnormalities and certain viruses may lie dormant in animal but become active once they enter the human body.
在主人家里,他们变得活跃,能够利用宿主细胞的结构和复制。
When inside their host, they became active and alive, capable of utilizing the host cell's structures and replicate.
然后使用光纤管将激光传送到癌细胞,在那里药物变得活跃并杀死细胞。
Fiber optic tubes are then used to carry the laser light to the cancer cells, where the drug becomes active and kills the cells.
一项新的研究发现,当一种动物面临一种不愉快的事件时,一组神经元会变得活跃起来。
A new study has identified a group of neurons that become active when an animal is faced with the possibility of an unpleasant event.
大脑成像研究一直表明,当人们看着人脸时,颞叶的这个区域变得活跃。
Brain imaging studies consistently find that this region of the temporal lobe becomes active when people look at faces.
科学家们发现,在没有羽冠的普通鸽子身上,基板底部边缘的EphB2变得活跃;.
The scientists found that in ordinary pigeons without crests, EphB2 became active on the bottom edge of the placodes;
事实上,当我们看到别人受伤时,与我们自身疼痛有关的大脑区域也变得活跃起来。
According to science, when we see someone else hurting, brain areas linked to our own pain also become active.
然后使用光纤管将激光传送到癌细胞,在那里药物变得活跃并杀死细胞。
Fiberoptic tubes are then used to carry the laser light to the cancer cells, where the drug becomes active and kills the cells.
Interestingly, as soon as Raichle's subjects started focusing again, the default-mode network went black and the task-positive network became active again.
但是随着地球变暖,土壤开始变热,微生物变得活跃,温室气体再次向上漂移。
But as the Earth warms, and the soils starts to get hotter, the microbes become active and the greenhouse gases drift upwards once again.
然而,在肝癌中,这种蛋白质再次变得活跃,促进肿瘤生长。
However, in liver cancer, this protein becomes active again, contributing to tumor growth.
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