委员会认识到，欧洲地区已处在一个关键时刻，无脊髓灰质炎状态岌岌可危。

The Commission recognized that the European Region has reached a critical juncture and its polio-free status is in jeopardy.

youdao

目的通过回顾消灭脊髓灰质炎工作，评价所采取的策略，以巩固消灭脊灰成果和保持无脊灰状态，为其它疫苗针对疾病的控制和消除提供借鉴。

Objective to review and evaluate the strategies for poliomyelitis eradication in order to consolidate the achievements of the work and provide reference in controlling other viral diseases.

youdao