Knowing that many impoverished families cannot afford the measles, mumps, and rubella vaccine for their children, volunteers provided these 30 US dollar shots - free of charge.

• 因为知道许多贫苦人家无法负担麻疹、德国麻疹、腮腺炎的疫苗，志工免费提供了这个需要30美金的疫苗给孩童。