这家工厂仍在使用过时的设备。
The factory still uses ___obsolete equipment.
书籍会因为电脑而过时吗?
Will books become ___obsolete because of computers?
博物馆的广告承诺一种令人兴奋的体验,所以学生们惊讶地发现这么多过时的机器毫无趣味。
The museum's advertisement promises an exciting experience, so students were surprised to find so many ___obsolete machines of no interest.