她在三粒豌豆上面放了二十床垫子，又在垫子上放了二十床鸭绒被。

She then laid twenty mattresses one upon another over the three peas, and put twenty feather beds over the mattresses.

youdao

她在三粒豌豆上面放了二十床垫子，又在垫子上放了二十床鸭绒被。

She then laid twenty mattresses one upon another over the three peas, and put twenty feather beds over the mattresses.

youdao