遏制利用并去就医：症状恶化，新的症状呈现，发烧跨越3天，呼吸道症状持续跨越7天。

Stop use and ask a doctor if: symptoms worsen, any new symptoms appear, fever lasts for more than 3 days or respiratory symptoms persist for more than 7 days.

youdao

计划也能帮助人们发现新病毒呈现出的新症状，例如与猪流感有关的让人意想不到的腹泻。

The project should help, too, to catch new strains presenting novel symptoms, such as the unexpected diarrhoea that was associated with swine flu.

youdao

计划也能帮助人们发现新病毒呈现出的新症状，例如与猪流感有关的让人意想不到的腹泻。

The project should help, too, to catch new strains presenting novel symptoms, such as the unexpected diarrhoea that was associated with swine flu.

youdao