In a related development, the sharp distinction between museum and heritage sites on the one hand, and theme parks on the other, is gradually evaporating.
在一个相关联的发展进程中，博物馆和名胜古迹与主题公园之间的明显区别正在逐渐消失。
2
A theme can be thought of as a related set of requirements, perhaps similar to an epic, but clearly distinct from line items.
一个主题可以看作是一套相关的需求，或许与指令十分相似，但是在排列项上完全不同。
3
Discuss one party related item (food, theme, length of stay).