此处的repair词性是名词，而不是动词。请看repair的用法：
名词 n.
1.修理, 修补
The house is in need of repair.
那房子需要修理。
2.修补的地方
This coat has many repairs.
这件上衣有许多修补过的地方。
及物动词 vt.
1.修理; 修补; 修缮
She was repairing a glove when I came in.
我进去时, 她在补手套。
2.纠正, 补救, 弥补
How can I repair the wrong I have done her?
我怎样才能补偿对她做过的错事呢?