I needed a second operation because I had an infection.

因为感染，我需要二次手术。

youdao

The vet tried to correct his mistake in a second operation, but he was very uncertain whether it would succeed.

兽医尝试做了第二次手术来补救，但他非常不确定是否会成功。

youdao

About 1 in 50 people who have weight-loss surgery need a second operation because of problems after their first operation.

每50人中约有1人因为第一次手术后遗留下来的问题，需要进行第二次手术。

youdao

Her husband's employer, Electric Power Association, covered the first operation and a second operation to put in new batteries in 2007.

FORBES: Medical Insurance

When they make a mistake, they collect more money for a second operation to repair the damage done in the first one.

FORBES: Medical Gremlins

For years it required a second operation, in which bone was harvested from the hip or thigh so that it could be used to paste two vertebrae together.

FORBES: Medicine's Two-Headed Watchdog