three years

• 3年

three years的用法和样例：

例句

1. You'd better not wear such ties, because they went out three years ago.
   你最好不要打这些领带，因为它们三年前就不流行了。
2. Three years have elapsed since we met last time.
   我们上次相见至今已经三年了。
3. He finished the work of three years' duration.
   他用三年的时间完成了这项工作。
4. He outlived his wife by three years.
   他比妻子多活了三年。
5. He is three years her junior/her junior by three years.
   他比她小三岁。
6. The man was sentenced to three years in prison.
   他被判三年监禁。
7. The patent runs out in three years time.
   这项专利期限为3年。
8. I went to Portugal three years ago.
   三年前，我去过葡萄牙。