And the effects could be added together, so that if a girl had two of the disruptions to her early life, her age at the time of her first pregnancy was around a year earlier than average.
影响可以叠加，如果某个女孩的早期生活中，这两种干扰均存在的话，她初次怀孕的年龄平均比别人提前一年左右。
I resolved to spend time in the accountants' glass tower, as well as in one or two of their homes, in order to build up a snapshot of an average day in the life of an accountant.
我决定在会计师们的玻璃高塔里待上一段时间，在一两个他们的家里也是一样，从而能构建起一幅属于一个会计师的平常日子的快照。
That works out to an average 11 minutes of life lost for every cigarette smoked - the equivalent to 30 minutes of TV time, according to the current study.
根据这一结果折算，每吸一支烟，平均折寿11分钟——根据最近的研究，这相当于看电视30分钟。
Treating time takes less than one minute, cutters thus treated is non - magnetic, and can be used immediately. Average tool life increase by a factor of 20-50% , and the highest being 200%.
处理时间不超过一分钟，处理后刀具不带磁，马上可以使用，平均提高刀具寿命（20～50）％，最高可达二倍左右。
Treating time takes less than one minute, cutters thus treated is non - magnetic, and can be used immediately. Average tool life increase by a factor of 20-50% , and the highest being 200%.
处理时间不超过一分钟，处理后刀具不带磁，马上可以使用，平均提高刀具寿命（20～50）％，最高可达二倍左右。
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