The closure is a precaution to make sure the virus does not spread among the school population.

关闭是一项预防措施，以确保病毒不会在学校间蔓延。

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The news comes as meat samples are being tested across the UK and beef is being removed from some school menus as a precaution.

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The county council said the move was a precaution and added "normal school menus" were likely to return after next week's half-term break.

BBC: Beef removed from Staffordshire school menus

Anam Mansuri, one voter there, said that election officials at Neelumm Public School near the upscale Zamzama market inked peoples' fingers Saturday morning, a precaution to prevent double voting.

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