例句與造句

1. As a research subject for his thesis he chose to study the development of the African relapsing fever spirochete, " Borrelia duttonii " in its tick vector " Ornitnodoros moubata ", and to evaluate this tick's efficiency in transmitting spirochetes during feeding on animal hosts.
2. It's difficult to find borrelia duttonii in a sentence. 用borrelia duttonii造句挺難的