- number one
 - 第一;最好;自己的利益
 
参考例子
           - 1.Road traffic accidents are still areas of the various accidents number one killer.
 - 道路交通安全事故依然是各种事故领域的头号杀手。
 
- 2.Obviously there is a professional rivalry between the two of them, but there is no number one driver.
 - 很显然,他们之间的竞争是赛道上职业的,但是他们之间没有一号二号的区别。
 
- 3.According to one study of more than 900 women, the number one indicator of unhappiness (aside from work stress) was a lack of sleep.
 - 根据一项对900多名女性的研究显示,不快乐的头号指示(出工作压力外)就是缺乏睡眠。
 
英文解释
           - n.
 - 1.a reference to yourself or myself etc.; `take care of number one' means to put your own interests fi
 - 2.the first or highest in an ordering or series
 - 3.the first element in a countable series
 
网络释义
               - Number one
 - 你的唯一; 自身利益; 拿摩温; 第一号;
 
- number-one position
 - 头号地位;
 
- average drilling crews number per one year
 - 年平均钻井队数;
 
- development placed as number-one priority
 - 把发展放在首位;
 
- number one job
 - 大便;