1. 修理;修复;翻新
    To recondition a machine or piece of equipment means to repair or replace all the parts that are damaged or broken.

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    e.g. He made contact with someone with an idea for reconditioning laser copiers...
           他联系了一个会修理激光复印机的人。
    e.g. They sell used and reconditioned motorcycle parts.
           他们出售二手的和翻新的摩托车零件。

1. bring into an improved condition

    e.g. He reconditioned the old appliances