twelve
[twelv]
num.十二
例句与用法：
She often puts in twelve hours' work a day.
她常常一天工作十二小时
How old are you? I am twelve (years old).
你几岁？我十二岁。
At midnight you'll hear the clock strike twelve.
午夜时你会听到钟打12点。
How many lessons are there in this book? There are twelve lessons in this book.
这本书里有几课？ 这本书里有十二课。
The clock struck at twelve o'clock sharp.
钟在整十二点钟打点。
My mother could not come twelve thousand miles from Australia in time of war to meet Bill's girl.
我母亲不可能在战争期间旅行12,000英里从澳大利亚来见比尔的女朋友。
I go out for lunch at twelve.
我十二点出去吃午饭。
Twelve months constitute one year.
十二个月构成一年。
详细释义：
a.
十二的; 十二个的
n.
十二; 十二个