redundant

公司裁员后，许多员工失业了。

After the company downsized, many employees became ___redundant.

由于销售额下降，一半的员工被裁员。

Half the workforce has been made ___redundant because of the decline in sales.

随着无人机作战的出现，许多传统轰炸机已经变得多余了。

With the advent of drone warfare, many traditional bombers have become ___redundant.