twelve
number /twelv/
  /twelv/
- 12十二 - There are only twelve of these rare animals left.这些珍稀动物只剩下十二只了。 
- twelve of Sweden’s top financial experts12名瑞典顶级金融专家 
- Twenty people were invited but only twelve turned up.邀请了20个人,但只有12个人来了。 
- Can you lend me twelve dollars?你能借我12美元吗? 
- a twelve-month contract十二个月的合同 
- Look at page twelve.看第十二页。 
- Twelve and three is fifteen.十二加三等于十五。 
- Two twelves are twenty-four.两个十二是二十四。 
- I can't read your writing—is this meant to be a twelve?我看不懂你写的东西——这应该是12吗? 
- The bulbs are planted in nines and twelves (= groups of nine or twelve).球茎分成九瓣和十二瓣种植。 
- We moved to America when I was twelve (= twelve years old).我十二岁时,我们搬到了美国。 
- Shall we meet at twelve (= at twelve o'clock), then?那我们十二点钟见面好吗? 
 词源Old English twelf(e), from the base of two + a second element (probably expressing the sense ‘left over’); of Germanic origin and related to Dutch twaalf and German zwölf. Compare with eleven.
- There are only twelve of these rare animals left.