绝大多数病例的病因(90至95姊)是未知的，非细菌性的。

The vast majority (90 to 95 percent) of cases are of unknown, nonbacterial causes.

youdao

绝大多数病例发生在威热省，那里已报告326例和300例死亡。

The vast majority of cases have occurred in Uige Province, where 326 cases and 300 deaths have been reported.

youdao

绝大多数病例发生在威热省，那里已报告388例和324例死亡。

The vast majority of cases have occurred in Uige Province, where 388 cases and 324 deaths have been reported.

youdao