1.a lightweight handheld collapsible canopy
2.a formation of military planes maintained over ground operations or targets;
an air umbrella over England
3.having the function of uniting a group of similar things;
the Democratic Party is an umbrella for many liberal groups
4.covering or applying simultaneously to a number of similar items or elements or groups;
an umbrella organization
生化危機中安布雷拉公司編年史: 1960年,聲名顯赫的亞西福特家族(ashford)第六代繼承人愛德華·亞西福特(edward ashford)和年輕貴族奧斯威爾·e·斯賓塞(oswell spenser)在進(jìn)行古生物研究時從女王蟻的基因中發(fā)現(xiàn)一種古代病毒,病毒的特征立刻引起他們的震驚,這是一種能使生物體基因變異,喪失思想意識的病毒,同時他們也發(fā)現(xiàn),被感染者會擁有極強的抵抗力和生命力,兩人馬上意識到將這種病毒用于軍事上的巨大用途,于是將這種