有些人通过侧重调整呼气和吸气速度的比率就能实现这个目标。

Some people will achieve this by focusing on the ratio of the speed at which they breathe out to that of inhaling.

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冰岛和爱尔兰债务水平上升的速度更为惊人，其债务与GDP的比率分别高达1200%和700%。

There were even more startling rises in Iceland and Ireland, where debt-to-GDP ratios reached 1, 200% and 700% respectively.

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调查结果显示，1973年英国儿童患哮喘的比率为5.5%；1988年这一数字增至12%，是过去的2倍多；到了2003年，这一数字进一步增长到27.3%，几乎是1973年的5倍，增长速度惊人。

Back in 1973, a project survey showed that 5.5 percent of children had been diagnosed with asthma.

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