raven

n. Traditionally a bird of ill-omen. It was
thought that a raven croaking on a house meant thatdeath was near. 乌鸦(过去被认为是不祥之鸟，乌鸦在家门叫，则迷信要有人死去)。
△Mac.1.5.39 (38): “The ravenhimself is hoarse / That croaks the fatal entrance ofDuncan / Under my battlements.” i.e . The raven ishoarse with croaking forth such an ominous thing. 报告邓肯走进我这堡门来送死的乌鸦，它的叫声是嘶哑的。

raven渡鸦(Corvus corax)

鸦科中最大的一种鸟。黑色羽衣伴有紫色光泽。喉部毛蓬松。嘴长、呈锥形。尾楔状。体长可达68厘米。分布于北半球森林、山野和高沼地带。以小动物、昆虫、水果等为食。家养渡鸦可仿人语。

raven[ˈreivən]

adj. 乌黑的 n.乌鸦，掠夺 v.掠夺，狼吞虎咽
‖ raven paradox乌鸦悖论
ravenous adj. 贪婪的，渴望的，狼吞虎咽的