詞組：
roast beef 烤牛肉
beef extract 濃縮牛肉
beef noodles 牛肉面
beef jerky 牛肉干
braised beef 燜牛肉，燉牛肉，燴牛肉
curry beef 咖喱牛肉
例句：
1、They bought so much beef that some went bad.
他們買了太多牛肉，有些都變質(zhì)了。
2、What's his latest beef?
他最近在抱怨什么？
3、The smell of roast beef permeated the air
空氣中彌漫著烤牛肉的香味。
4、He carved the joint of beef.
他切開了那一大塊烤牛肉。