同根派生 lassa virus相关词英汉例句Already, the scientists have been working with marmosets at SFBR to test a promising Lassa fever vaccine developed at the University of Maryland Biotechnology Institute.目前，在馬裡蘭大學生物技術中心已研制的拉沙病毒疫苗已在羢猴身上檢測。lassa virus更多例句