But if your cough persists longer than eight weeks, you should see your doctor because it could be a sign of something else, such as asthma or acid reflux, says Dr. D.

但是，D博士说：如果咳嗽持续时间长达八个星期以上，你应该是看医生，因为它可能是如哮喘、胃酸回流的一个征兆。

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See your doctor if you suspect you have anemia, because anemia can be a sign of serious illnesses.

怀疑自己贫血就要去看医生，因为贫血可能是某些严重疾病的征兆。

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First, you have to recognize the number one warning sign: the feeling that you absolutely must get your partner to see it your way.

首先，你必须识别出第一个警告信号：那种绝对、必须让你的伴侣看到你的方式的感觉。

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This is the kind of sign you want to see if you plan on staying in your community.

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