“多骨”用英语怎么说

那种牛排多骨,很不易吃.That steak is bony and difficult to eat.它的下颚直接铰接在头骨上,还有多骨的, 有肉的 、 有接缝的鳍.It has a jaw that is hinged at the cranium and has bony, meaty, jointed fins....