The virus is commonly called swine flu because it contains some genetic material from pigs.

VOA: special.2009.05.06

Erythropoietin, commonly called Epo and its function is to treat anemia because it stimulates blood cell production.

促红细胞素生成素,通常简称为EPO,它的作用是刺激红细胞生成,从而能够治疗贫血

耶鲁公开课 - 生物医学工程探索课程节选

One step that was widely discussed coming into the meeting was a tax on certain bank transactions, commonly called a "bank levy."

VOA: standard.2010.06.05

This incentive policy is most commonly called a feed-in tariff.

VOA: standard.2010.03.23