genus of a surface
基本释义
曲面的亏格
实用场景例句
公共卫生
Annual vaccination is recommended to prevent influenza outbreaks.
建议每年接种疫苗以预防流感爆发。
医学研究
The researchers analyzed the genetic changes in influenza viruses.
研究人员分析了流感病毒的基因变化。
学校通知
Schools were closed due to a widespread influenza pandemic.
由于大规模流感大流行，学校关闭。
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