She walked to the local grocery store to buy broken biscuits which were much cheaper, and to get a free bone for her much loved dog.
出自-2014年6月聽力原文
柯林斯高階英漢雙解學習詞典釋義
N-COUNT
餅干
A biscuit is a small flat cake that is crisp and usually sweet.
N-COUNT
烤餅；小圓面包
A biscuit is a small round dry cake that is made with baking powder, baking soda, or yeast.
PHRASE
（強調吃驚）竟然做出這種（愚蠢、粗野或自私的）事情
If someone has done something very stupid, rude, or selfish, you can say that they take the biscuit or that what they have done takes the biscuit, to emphasize your surprise at their behaviour.