This is because it's harder to spread the infective respiratory droplets more than 6 feet.

这是因为呼吸道飞沫很难播到2米以外。

Because of these efforts more people in China are getting vaccinated against cervical cancer and other infective diseases.

由于我们的共同努力，在中国，越来越多的人得以接种预防宫颈癌和其他疾病的疫苗。

Doctor Sheik Umar Khan caught the disease while treating infective patients. More in this report from Thomas Fessy.

医生罕在给感病人治疗时上该病，托马斯·费西报道。

Malaria viruses are passed to humans through the bites of an infective female Aedes mosquito.

疟疾病毒通过具有的雌伊蚊叮咬播给人类。

But, when the cat consumes these carrier animals, the parasite begins to take on its infective form.

但是，当猫吃到这些带原的宿主时，这些寄生虫便开始转变成为感型。

As we know it today, toxoplasma gondii is a parasite whose infective life cycle depends on cats.

现今，我们知道，弓形虫这种寄生虫的生命周期循仰赖猫。

In the cat's intestines, several generations of parasite are created and sporulated until they become infective.

在猫的小肠中，弓形虫会增生繁殖好几个世代，并且发展成为成熟的感型。

Meanwhile, natural predators of spittle bugs, such as ladybugs and wasps, are difficult to utilize properly after being released in an infective olive growth.

与此同时，唾沫虫的天敌，如瓢虫和黄蜂，在感橄榄的生长过程中被释放后，很难被合理利用。

Usually, pyelonephritis from hematogenous spread is a consequence of septicemia or bacteremia - which is bacteria in the blood - as well as infective endocarditis, an infection of the inner layer of the heart.

通常情况下，通过血液播的肾炎是由于败血症或菌血症（即细菌入血）或感心内膜炎（即心内膜受感）。