twenty years ago的意思是什么

造句：

1. Twenty years ago, you married the secular tears cut off the long hair.

   二十年前你流着泪嫁给了世俗把长发剪断。

2. Gao Pu was the conductor of the old railroad 20 years ago.

   高菩是老铁路二十年前还是车长。

3. Twenty years ago, the trend for women to wear men's watches began to take off.

   二十年前，女戴男表的潮流开始兴起。