1·Stack stuff on any extal chairs so unvisited visitors have to stand.
多余的椅子上要堆放一些物品，这样不速之客就只能站着了。
2·More than 4000 comes the unvisited place in the South America Andes plateau elevation, as soon as grows is planting flowers, named Pu elegant flower.
在南美洲安第斯高原海拔4000多来人迹罕至的地方，生长着一种花，名叫普雅花。
3·These benefits only accrue under one important assumption: that users can tell the difference between visited and unvisited links because the site shows them in different colors.
而要做到以上这些，只有在一种情况下：将已访问和未访问的链接设定为不同的颜色，从而使用户能够分辨出二者的区别。