They are rather images, symbols, artifacts.

不如说是形象和象征或意象。

耶鲁公开课 - 现代诗歌课程节选

I guess it is a way to describe it of the pyramids in Egypt, so they had a lot of ancient Egyptian artifacts.

我猜是用这个方式表现埃及金字塔，所以他们有了那么多古埃及的展品。

大都会艺术博物馆 - SpeakingMax英语口语达人

But other people have argued that there is a special module in your brain for dealing with artifacts, that is, things like tables and chairs and cars and forks.

但也有其他人认为,在大脑中存在一个特殊的,专门应用各种人工制品的模块,这些人工制品包括了桌椅,汽车,以及刀叉等

耶鲁公开课 - 心理学导论课程节选

But it is definitely worth the money. It's just all kinds of different artifacts and objects.

不过钱是花得值得的，那里有各种工艺品和物件。

大都会艺术博物馆 - SpeakingMax英语口语达人

Well, it's got all the artifacts from around the world

好的，它有来自世界各地的古董，

世界的宝物都聚于此 - SpeakingMax英语口语达人