The wound from the dog bite had become infected.

狗咬的伤口感染了。

《牛津词典》

The wound was infected with germs.

伤口沾染了细菌。

《新英汉大辞典》

When visiting the barbers there is no risk of infection unless the skin is cut and infected blood gets into the wound.

一般来说，理发没有感染的危险，除非皮肤受伤，被感染的血液进入伤口。

youdao

Patients who get antibiotics earlier than one hour are more likely to get an infected surgical wound.

VOA: special.2010.04.21

Patients who get them earlier than one hour are more likely to get an infected surgical wound.

VOA: special.2010.05.25

If a wound seems infected, let the victim rest.

VOA: special.2009.08.11

Current methods take between 24 and 48 hours to get an answer as to whether the wound is infected.

BBC: Burn dressing 'lights up' to signal an infection

Egyptian antiquities chief Zahi Hawass said the research suggests the boy king died after the wound became infected, and though not all of the team agreed with the assessment, all rejected the long-standing murder charge.

BBC: The king is thought to have been 19 years old when he died

Aimee Copeland's case was much more uncommon, in that her wound got "infected and the infection (ran) wild, " explained Creech.

CNN: STORY HIGHLIGHTS