C2 adjective /ˌsuːpərˈæn.ju.eɪ.tɪd/
superannuated
時代遅れの
Meaning
old and no longer useful or valid; retired due to age
Example
The factory was filled with superannuated machines that slowed production.
工場には生産を遅くする時代遅れの機械が満載でした。