例句：
1、This custom is found in people of all races throughout the world.
这一习俗在全世界各种族中都有。
2、The custom dates back hundreds of years.
这一习俗可以追溯到几百年前。
3、We've lost a lot of custom since prices went up.
自从价格上涨以来我们失去了很多生意。
4、It is the custom in that country for women to marry young.
女子早婚是那个国家的风俗。
5、It was her custom to rise early.
早起是她的习惯。