知识扩展
用法解析
名词短语,表“一片面包”,a piece of(一片、一块)修饰不可数名词bread(面包),用于量化不可数的食物
用法示例
I have a piece of bread for breakfast every morning.(我每天早上吃一片面包当早餐。)Please give me a piece of bread.(请给我一片面包。)
用法补充
bread为不可数名词,不可说a bread;复数:three pieces of bread(三片面包),piece随数量变化,bread不变