种植和吃掉一磅土豆，向空气中排放的二氧化碳不超过四分之一磅。
To grow and eat a pound of potatoes sends less than one-quarter pound of carbon dioxide into the air.
一品脱牛奶的价格上涨了3便士，四分之一磅黄油上涨了15便士，半磅奶酪上涨了15便士。
Prices went up an extra 3p on a pint of milk, 15p on a quarter of a pound of butter and 15p on a half pound of cheese.
是的，我要一个四分之一磅肉的汉堡。
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