nationwide是什么意思？

The new CNS Spectrums study was based on results of a nationwide telephone survey of more than 2,500 adults.

As part of the Kids Live Well campaign-expected to be announced nationwide Wednesday—participating restaurants must promise to offer at least one children's meal that has fewer than 600 calories(卡路里), no soft drinks and at least two items from the following food groups: fruits, vegetables, whole grains, lean proteins or low-fat dairy.

The menu rule only applies to restaurants that serve standardised portion sizes and have fifteen or more locations nationwide.

Nationwide training of workers.

Now, Africa's largest economy is facing a food crisis as major tomato fields have been destroyed by an insect, leading to a nationwide shortage and escalating prices.

She began a nationwide campaign to have a national holiday declared that would bring families together while celebrating the traditional festivals.

Two years before, a nationwide study of college graduates had shown that more than a third had made no significant gains in such mental abilities during their school years.