你家里的电线应该每十到十五年更新一次。
The wiring in your house should be renewed every ten to fifteen years.
此方法将应用程序的处理时间从大约八分钟减少到十五秒。
This approach helped reduce the application's processing time from about eight minutes to fifteen seconds.
一到三岁的儿童中铁缺乏的百分比在六到十五之间。
Children between the ages of 1-3 years of age have rates of iron deficiency between 6-15 percent.
By the 1690s, 150,000 soldiers. The French army, which was then in the 1690s 180,000 people.
到了17世纪90年代,规模扩大到十五万人,而那个时期的法国军队有十八万人
you probably pay around 10, 15 pounds.
大概你要花十到十五英镑。
So spend 10 or 15 minutes thinking about this and write it down and bring your responses to class in the next period and we'll talk about that.
花十到十五分钟考虑这个问题,并把答案写下来,将你们的答案带到下次课堂上,我们一起来讨论
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