In 1998, polio struck some 1,000 people per day in 125 countries.

1998年，全世界125个国家中每天约有1 000人得小儿麻痹症。

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In 1998, polio struck some 1,000 people per day in 125 countries.

1998年，全世界125个国家中每天约有1 000人得小儿麻痹症。

youdao