年之久

[nián zhī jiǔ]

• period of ... years

例句

1. 他被山里的叛军抓走有两年之久。
   He spent two years as the prisoner of rebel soldiers in the mountains.
2. 两人恋爱已有一年之久。
   The two have been courting for a year.
3. 这伙人蓄谋抢劫已有一年之久，然而到头来却失手了。
   The gang spent a year planning the robbery and then bungled it.
4. 我学英文已有十五年之久。
   I have been learning English (for) as long as 15 years.