High zinc intake increased the zinc concentration in tissues in normal rats, but it restrained the decrease of zinc concentration in tissues due to acute cold exposure.

补锌使正常大鼠肝和骨骼肌锌含量升高，并减轻冷暴大鼠肝和骨骼肌的锌含量降低的程度。

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Symptoms of the common cold that are followed by a cough usually indicate acute bronchitis.

普通感冒伴随咳嗽，往往预示急性支气管炎。

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Acute laryngitis is caused by a viral infection, usually linked to the common cold or an upper respiratory infection.

急性喉炎是所造成的病毒感染，通常是联系在一起的普通感冒或上呼吸道感染。

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Coronaviruses are a family of viruses ranging from the common cold to the Sars (severe acute respiratory syndrome) virus.

BBC: New coronavirus: May be 'bat bug'

Coronaviruses are a group of viruses ranging from the common cold to the Sars (severe acute respiratory syndrome) virus.

BBC: Fifth coronavirus death reported

Coronaviruses are a large family of viruses ranging from the common cold to the Sars (severe acute respiratory syndrome) virus, spread through droplets of body fluids produced by sneezing and coughing.

BBC: Second UK case of 'Sars-like' coronavirus identified