antiquated

The office still relies on an antiquated heating system. ▶

这间办公室仍然依赖一套陈旧过时的供暖系统。

Replacing antiquated railway infrastructure could improve passenger safety and reduce delays across the national transport network.

更换陈旧的铁路基础设施，可以提高乘客安全水平，并减少全国交通网络的延误。