常見(jiàn)例句"To take the positive view, the vaccine's effectiveness in preventing flu could be a lot higher," Belongia tells WebMD. 拜倫格爾對(duì)MD網(wǎng)說(shuō)，“從積極的角度看，疫苗在預(yù)防流感方麪的作用可能更高些。” 返回 Belongia