常見例句Ira Longini says researchers are very good at predicting where cholera is likely to spread. 研究人員說新感染病例的數(shù)量在未接受疫苗的人群中會降低千分之一。"Once the virus has spread beyond its initial focus, travel restrictions just aren't effective," says Ira Longini, a biostatistician at the University of Washington. 華盛頓大學(xué)的生物統(tǒng)計學(xué)家艾拉朗季尼說:”病毒一旦蔓延竝肆虐的時候;任何旅行限制都會失傚的.Unvaccinated people then would have a better chance of avoiding it.Ira Longini says researchers are very good at predicting where cholera is likely to spread. 這個模型顯示大約有55%25的高風(fēng)險人群口服了疫苗,許多沒有口服一秒的人也會受到保護。 返回 Longini