上个月，我们得到确认，脊灰已从巴基斯坦传入中国。

Last month, we received confirmation that polio from Pakistan has spread into China.

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像中国、刚果、俄罗斯联邦和塔吉克斯坦所认识到的那样，脊灰病毒没有国界。

As China, Congo, the Russian Federation and Tajikistan have learned, the poliovirus does not respect national borders.

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中国最后一次报告野生脊灰病毒病例是在1999年，原因是出现了来自印度的病例输入。

The last WPV case in China was reported in 1999, due to an importation from India.

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