thirteen

• The average age of the girls in this class is thirteen
  这个班女生的平均年龄是13岁
• Brigitta : she ' s thirteen years old and you are smart
  碧丽姬：她是十三岁， ?很聪明。
• How many apus are operational ? - thirteen , sir
  还有几个装甲战士？ -十三个
• I am thirteen years old , and in seventh grade
  我今年十三岁，就读七年级。
• What time is it when the clock strikes thirteen
  时钟撞击十三下时是几点？
• The number thirteen is often considered unlucky
  十三这个数字常常认为是个不吉利的数字
• Machu picchu is about thirteen square kilometers
  马丘比丘城占地面积大约有13平方公里。
• Officials say at least thirteen deaths are reported so far
  官方称目前至少有13人死亡。
• Thirteen ? ? you past one foot from the hole
  第13杆，球又球洞边一英尺远滑过
• Thirteen of the americans were killed friday
  星期五有13名美国军人阵亡。