The lack of a long period of negative oxygen ions of the state, people suffer headaches, chest tightness, and loss of appetite, the kind of people who watch television a long time, it should be paying attention to indoor air circulation.
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Some people suffer from repeated, frequent headaches.
有些人苦于反复且频繁的头痛。
But some people suffer from repeated frequent headaches.
但有些人却苦于经常性反复性的头痛。
Doctors report that about twenty million people suffer from serious headaches, and ten percent of these have intractable pain–meaning it doesn’t go away.
医生报告，大概有2千万人患有严重头痛，并且他们之中百分之十患有顽固性疼痛——那意味着疼痛不会消失。
Or,it can be severe. The National Headache Foundation says more than forty-five million people in the United States suffer chronic headaches.
VOA: special.2011.05.03
Or,it can be severe. The National Headache Foundation says more than forty five million people in the United States suffer chronic headaches.
VOA: special.2010.03.30
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