n.[动]银背大猩猩(指背部颈下方有银白色毛的雄性成年大猩猩)
A young silverback mountain gorilla poses on the rim of a volcanic crater with a lake below in the background. 一只尚属幼年的银背大猩猩正站在火山口上，直视镜头，身后是一汪湖水。
