viruses vaccine的用法和樣例：
例句
- Betting the intussusception problem could be overcome, two vaccine makers renewed their interest in rotavirus.
有兩家疫苗製造廠確信腸套疊的問題可以克服，於是重拾對輪狀病毒疫苗的興趣。 - This increased the number of targets available to vaccine developers and led directly to the development of Novartis's new meningitis-B vaccine, for example.
這為疫苗研發者提供了更多免疫靶點，從而促使其開發出更多疫苗品種，比如諾華製藥新推出的乙型腦膜炎病毒疫苗。
