usage是什么意思？

Overall, almost three in five people say they try to limit their usage of paper – including facial tissue and kitchen roll – to save money.

It helps us lower usage at peak power times," says solar expert Mike Keesee.

That lets us avoid building costly plants or buying expensive power at peak usage time

The Conservatives plan to adopt this strategy by making utility companies print the average local electricity and gas usage on people's bills.

In the modem industrialised agricultural process—which developing nations are moving towards in order to increase future yields—energy usage in the making and application of fertilisers and pesticides represents the single biggest component.

But the next question is, are the drops in average well-being happening at the same time as trends toward increased electronic device usage?

For instance, years with a larger increase in online usage were followed by years with lower well-being, rather than the other way around.