十四天的英文：
fortnight

A fortnight has fourteen days.
两周有十四天。

It' s a fortnight to National Day.
离国庆节还有两星期。

He will visit once a fortnight to see how his new staff are progressing.
他会每两个星期来访一次，看看他的新员工进展如何。

Fortnight under review arrival steady market oversupply price improvement unseen.
据查由于两周来市场上货太多，导致供过于求，看不出价格有提高迹象。

Isn't a fortnight long enough for you to dissect my personality?
你用了两个星期的时间对我的人品乱加评论，难道还不够吗？

He remained there for a fortnight, preaching, administering the sacrament, teaching, exhorting
他在那里住了两星期，传道，行圣礼，教育人，感化人。