牛肉等级

baron of beef───n.带两侧腰肉的牛肉块

fillet of beef───牛腰肉

round of beef───牛肉圆

trades off───权衡；卖掉；交替使用；交替换位

braised beef───焖牛肉；炖牛肉；烩牛肉

frames of mind───心境；心情；心绪（frameofmind的名词复数）

grade sheet───成绩表

meat, it's best to look for "select" grades of lean cuts liketop round and tenderloin as well as extra-lean ground beef.───肉类时，最好找有“精选”标志瘦肉，如大腿肉、里脊肉及超瘦的碎牛肉。

The US Department of Agriculture categorizes beef into eight grades of quality.───美国农业部把市售牛肉按品质分为8个等级。

The highest grades of Kobe beef can contain up to 25 percent fat, and the thin slices of it used for shabu-shabu look more like delicate pieces of lacework than steak.───最上等的神户牛肉甚至含有25%的脂肪，那用于日式火锅的薄如蝉翼的切片看上去不像牛排，而像精致无比的花边。