The time from infection to illness, known as the incubation period, is about two days.
从感染到发病的时期称为潜伏期，约为两天。
Saudi Arabia has been notified of the increased risk of polio infection to Hajj pilgrims.
已通知沙特阿拉伯注意，朝觐者感染脊髓灰质炎的风险已增大。
The incubation period (interval from infection to onset of symptoms) varies from four to 45 days.
潜伏期（从感染到出现症状之间的间隔）从4天到45天不等。
The incubation period (interval from infection to onset of symptoms) ranges from five to 14 days.
潜伏期(从感染到出现症状之间的间隔)5到14天不等。
Investigation of this case has linked the woman's infection to direct exposure to diseased poultry.
该病例的调查已将该妇女的感染与直接接触病禽相联系。
Infections in horses range from asymptomatic infection to fatal respiratory and neurological syndromes.
马匹感染从无症状感染到致命的呼吸道和神经系统症状情况不同。
The incubation period (interval from infection to onset of symptoms) for RVF varies from two to six days.
裂谷热潜伏期（从感染到出现症状）为2至6天。
Where mothers do not have access to HIV treatment, they risk passing on the infection to their infants.
如果母亲无法获得艾滋病毒治疗，她们便有可能将感染传给其婴儿。
Close contacts have been placed under medical observation and none has shown symptoms of infection to date.
已对密切接触者进行医学观察，迄今无人显示感染症状。
The incubation period (interval from infection to onset of symptoms) in horses varies between five and 16 days.
在马身上潜伏期(从感染到出现症状之间的间隔)为5至16天不等。
The incubation period (interval from infection to onset of symptoms) of monkeypox varies from 6 to 16 days.
猴痘的潜伏期(从获得感染到出现症状的间隔时间)从6天至16天不等。
Women with malaria infection of the placenta also have a higher risk of passing HIV infection to their newborns.
胎儿已感染疟疾的妇女将艾滋病毒传给新生儿的风险也较高。
There are a number of things that can be done to help a pregnant woman with HIV to avoid passing her infection to her child.
有许多方法可以帮助携带HIV病毒的孕妇避免将其感染给孩子。
The Ministry of Health in Viet Nam has today confirmed the fourth case of H5N1 infection to occur in Viet Nam since December 2004.
越南卫生部今天已确认自2004年12月以来在越南发生的第4例H5N1感染。
At this stage, there is no evidence that she transmitted the infection to any patients under her care or to colleagues at the hospital.
目前无证据表明她将感染传播给了她照护的任何患者或医院同事。
The team expressed different human genes in hamster cells, which were impervious to infection, looking for genes that allowed infection to occur.
该团队表示，在不受感染的仓鼠细胞里的不同人类基因正在寻找能被感染的基因。
People infected with HIV may have no symptoms for 10 years or longer, but they can still transmit the infection to others during this symptom-free period.
一些感染HIV的人可能10年以上都不会出现症状，但是这些人还是可以感染其他人。
Conclusion it is unnecessary for the patients undergoing elective LC with low risk in postoperative infection to administrate prophylactic antibiotics.
结论择期腹腔镜胆囊切除术中，对于感染低危患者可以不预防性使用抗生素。
Horses have been identified as the intermediate hosts, transmitting infection to humans through close contact during care or necropsy of the ill or dead horses.
马被确认是中间宿主，由于在照护或剖检病马或死马期间的密切接触，此病毒传播至人。
If they could single them out early, it would be unnecessary to subject all children who get a urinary tract infection to a thorough and sometimes unpleasant examination.
如果能早期诊断出这些患者，那么所有患泌尿系统感染的孩子们就不必要进行那样不愉快的检查了。
The bacteria can be carried in the throat and sometimes, for reasons not fully understood, can overwhelm the body's defenses allowing infection to spread through the bloodstream to the brain.
这种细菌可以留在喉咙部位，有时，由于尚未完全了解的原因，病菌可以突破身体的防御，使感染通过血流扩散到大脑。
There is lowered pain tolerance, lowered resistance to infection.
对痛苦的忍耐力和对感染的抵抗力下降了。
The infection did not respond to the drugs.
这些药物对感染没有起作用。
These symptoms may be referable to virus infection rather than parasites.
这些症状也许是由病毒感染引起的，而与寄生虫无关。
Looking to the future, though, we asked him what the prospects are for a vaccine to prevent infection in the first place.
然而，展望未来时，我们首先问他一种预防传染的疫苗前景如何。
To evaluate the risks of infection, the study team flew on 10 different flights in the U. S. during the flu season.
为了评估感染的风险，研究小组于流感季节在美国乘坐了10次不同的航班。
Inhibitor drugs have been developed to block two of the proteins, to slow progression of the disease after infection.
已经开发出抑制药物来阻断其中两种蛋白质，以减缓感染后疾病的进程。
This worsens the infection and makes it harder to treat.
这会加重感染，使治疗更加困难。
This worsens the infection and makes it harder to treat.
这会加重感染，使治疗更加困难。
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