This native American plant is a fine first-line treatment for colds and flu.

这种产自美国本土的植物是治疗感冒和流感的最佳药物。

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The fruit of the elderberry shrub has a long history of being used for colds and flu.

接骨木的果实很早就被用来治疗感冒和流感了。

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We can predict how likely someone will be to get ill from colds and flu from their facial features.

我们可以从人的面部特征来预测他得感冒和流感的可能性有多大。

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Well, a London doctor is warning that the vuvuzela could also spread colds and flu germs.

BBC: 10 things about the vuvuzela

Coughing is one of the most common symptoms of colds and flu and other respiratory tract infections.

CNN: Mystery cough? 8 possible culprits

But how much do we actually know about how colds and flu spread - for example how many others does one cold sufferer infect?

BBC: Colds and flu remain mysterious