我们现在看到有证据表明，大规模预防性化学疗法战略可以阻断传播。

We are now seeing evidence that the strategy of mass preventive chemotherapy can interrupt transmission.

youdao

阻断了进一步传播。

Further transmission was stopped.

youdao

阻断疾病传播；

to interrupt transmission of the disease;

youdao

阻断流行国家中野生脊灰病毒的传播

Stopping wild poliovirus transmission in endemic countries

youdao

先前举行的类似大型活动在该区域几乎所有国家阻断了脊髓灰质炎的传播。

Similar mass campaigns previously stopped polio in nearly all countries across the region.

youdao

经采供血传播艾滋病病毒的途径已被有效阻断。

HIV transmission route due to blood donation has been successfully controlled.

youdao

经采供血传播艾滋病病毒的途径已被有效阻断。

HIV transmission route due to blood donation has been successfully controlled.

youdao