About half of all children carry Streptococcus pneumoniae, the bacteria that cause acute otitis media.

大约有一半儿童都携带肺炎链球菌, 这种细菌可以引起急性中耳炎.

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Middle ear infection, also called acute otitis media, is an inflammation of the middle ear space.

中耳感染, 也称为急性中耳炎, 是中耳腔的一种炎症.

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