当时的社会各阶层都坚持吃白面包，因为黑麦面包或者全麦面包在当时是贫穷的标志。

All levels of society then insisted on eating white, as brown or wholemeal bread was a sign of poverty.

youdao

当时的社会各阶层都坚持吃白面包，因为黑麦面包或者全麦面包在当时是贫穷的标志。

All levels of society then insisted on eating white, as brown or wholemeal bread was a sign of poverty.

youdao