1. We visit her every fortnight.
   我们每两个星期看望她一次。
2. I'm going in a fortnight's time.
   我两星期后去。
3. I see them about once a fortnight.
   我大约两星期见他们一次。
4. It'll take about a fortnight to write this paper.
   写这篇论文大约需要两周时间。
5. In a fortnight the House witt be sitting.
   两个星期后议院就要开会了。

　1个名词解释