Cold symptoms such as stuffy nose, runny nose and scratchy throat typically develop gradually, and adults and teens often do not get a fever.

感冒症状，如鼻塞、流鼻涕和喉咙发痒，通常是逐渐出现的，成年人和青少年通常不发烧。

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If people, especially elderly citizens, do not follow this advice, they may get illnesses ranging from a cold and fever to osteoarthritis, stomach problems and even coronary disease, he warned.

他警告说，如果人们违背这条建议，特别是老人，他们就容易生病，从感冒发烧到关节炎，到肠胃问题，甚至是冠心病等，都有可能。

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I'm quite healthy. I very rarely get colds, although, unusually for me, I had a bad cold and a bit of a fever last week.

我相当健康。我很少感冒，尽管通常我是如此，上周我患了严重的感冒并且有点发烧。

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