ravens FREQ #19704 n. 乌鸦（raven的复数）；低质煤 释义与例句 n. 1. plural of raven 相关短语 sea ravens common ravens northern ravens Icelandic ravens Australian ravens little ravens Chihuahuan ravens dwarf ravens common raven 乌鸦 northern raven sea raven [鱼类]美绒杜父鱼（Hemitripterus americanus） Icelandic raven Australian raven little raven Chihuahuan raven