这些旧轮胎值得重新翻新，可以再用几年。

These old tires are worth ___retreading and can last a few more years.

他们决定重制这部老电影，只更换配音演员。

They decided to ___remake the old movie with just new voice actors.

这位退休的经理作为返聘人员回到了公司，负责指导新人。

The retired manager came back as a ___retread to mentor new hires.