there's ready supply of fresh recruits nearby, where an intern feeds a saucer of goat blood to a colony of anopheles stephensi, one species of mosquito that transmits malaria.
不用担心研究用的蚊子不够,一位实习生把一碟羊血放到氏按蚊(一种传播疟疾的蚊子)的聚集地培养试验品。
al saidy has been doing this work for 16 years but many others are green — fresh recruits who volunteered for a potentially deadly job.