superannuated

因年老而退休或停用。

To retire or put out of use due to age.

证明因年代久远而过时。

To show to be obsolete due to age.

因年老而退休。

To retire due to age.

变得过时或陈旧。

To become obsolete or antiquated.

因年老或其他体弱而给予养老金；使领养老金退休。

To give a pension to, on account of old age or other infirmity; to cause to retire from service on a pension.