A Past simple

No doubt the ability to talk about one's past represents memory of a different level of complexity than simple recognition or recall.

毫无疑问，谈论一个人的过去的能力代表了一种和简单的认知或回忆复杂程度不同的记忆。

In the past, doing the timetabling was quite simple but now we have a lot more courses and what's made it complicated is that many of them have options.

在过去，做时间表是很简单的，但现在我们有更多的课程，让这个过程变得复杂的是，当中许多课程还有不同选择。

The Amish are often perceived by other Americans to be relics of the past who live a simple, inflexible life dedicated to inconvenient out-dated customs.

其他美国人常常认为阿米什人是历史遗迹，他们过着简单、呆板的生活，且坚持着麻烦而过时的习俗。