被用来当作精神病人的收容所，以前这儿是一所孤儿院。
It used to be an insane asylum, and before that it was an orphanage.
体系架构自身也可以被用来当作今后开发的系统的一个复用参考资源。
The architecture itself may also prove to be reusable as a reference architecture for subsequent systems.
一把转椅和一张桌子，这种典型的办公用品元素，被用来当作人类存在过的标志，就像人类学的手工艺品。
Typical office furniture elements - a swivel chair and a desk, are displayed as traces of human presence, like anthropological artefacts.
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