七的英文 你学会了吗

1、七[数]seven;[名]a seventh day after death, when sacrifice is offered until seven times seven days is over;
2、[例句]他介绍了些十六七岁的女孩给他那些有权势的朋友当情人。he procured girls of 16 and 17 to be mistresses for his influential friends.