Crooks[font=Arial][font=宋体]说，这些电话通常打往话费昂贵的贫困国家，有时持续好几天，因为骗子们使用转移（[font=Arial]forwarding[font=宋体][font=Arial]）系统，用同一通电话为多名客户服务。
The calls, often to expensive destinations in poor countries, sometimes last days, Mr Crooks says, because cheats use forwarding systems to serve many customers with a single call.
如果你患有非常严重的偏头痛，使你作呕，让你卧床不起，有时还会持续好几天，实际上你是患上了抑郁症。
If you had headaches that were so bad they made you nauseous, landed you in bed and sometimes lasted for days, you'd have a right to be depressed.
有时疼得整夜睡不着觉，有时还持续好几天不停。
Ache so that sleep to be not worn all night to become aware sometimes, still last several days to keep sometimes.
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