"Over a long, 20-year period, married men have stepped up to the plate a little bit, but not as much as married women have dropped off in the time they spend on household chores," Ms. Hartmann says.

“长达20年的时期以来，已婚男性慢慢地多做了些家务，而已婚女性对家中的琐碎事花的时间越来越少了，”哈特曼这么说。

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"I wanted to give readers something they can do at home that isn't just plopping burrata on a plate, " Ms. Louis said.

WSJ: Jenn Louis's Burrata With Roasted Nectarines and Pistachio-Herb Oil

Ms Palmer said that there was no gold plate standard and that efficiency is hard to achieve in older properties, adding that there are already tighter standards of efficiency in Wales than in England.

BBC: Public Accounts Committee

Ms. LEE: We can put all that food on the plate.

NPR: Nutrition, Business At Odds in U.S. School Cafeterias