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- The leap year comes around once in four years. 每四年有一个闰年。
- Patty dawdled away four years in college. 帕蒂在大学里混了四年。
- She's had three pregnancies in four years. 她在四年中怀孕三次。
- Four years of college gave her considerable polish. 四年的大学教育使她更加完美。
- They began the club about four years ago. 他们大约在四年前创办该俱乐部的。
- He's got a scholarship tenable for four years. 他已得到为期四年的奖学金。
- The President's term of office is four years. 总统任期为四年。
- The tenure of the US Presidency is four years. 美国总统的任期是四年。
- The four years of undergraduate study there was fruitful. 四年的大学本科学习收获很大。
- You don't have to study for four years in Harvard to discover that. 这问题你不需要花四年时间，去哈佛大学研读。
- Students may study full-time two years or part-time four years. 学生可选择以两年全日制或四年兼读制修读。
- The census is taken one time every four years in our country. 我国每四年一次人口普查。
- He majored in physics during his four years of college study. 大学四年他主修物理。
- Although he is only four years old, he is able to tell time. 虽然他才四岁，他就能看钟表报时了。
- Liverpool are chasing their third league title in four years. 利物浦队正全力以赴准备四年後第三次赢获联赛冠军。
- She has been awarded first prize four years in succession. 她已连续四年获得一等奖。
- This young man wants to study in the U.S. For four years. 这个年轻人想在美国学习四年。
- In America, presidential elections are held every four years. 美国总统选举每四年举行一次。
- He somehow bumbled through four years of college. 他胡乱地在大学里混了四年。
- Four years later Laura gave birth to a daughter. 四年后，劳拉又生了个女儿。
