Where there is no public power grid, the PV systems currently operate cost-effectively, due to their low operating costs.

在没有公用电网的情况下，由于系统的低运营成本，就它们当前的表现来看这一系统的成本是可以接受的。

youdao

The sacking of the animals follows a decision to close four exhibits, chosen because of a combination of how maintenance costs and relatively low public appeal.

这次动物解雇“祸起”关闭四个展馆的决定，选择了这四个馆是综合考虑了维护费用状况及观众兴趣相对较低。

youdao

Too little is understood about the substantial costs of neglecting animal health and how it’s one of the important determinants of public health in low-income countries.

目前，对忽视动物卫生的代价及动物卫生如何成为低收入国家公众健康的重要决定因素的了解太少。

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"Dealing with low risk offenders locally will reduce costs to the public purse and maintain contact with professional and family support, " he added.

BBC: Prison cell door

Good thing California counters its toppy infrastructure costs with America's best public schools, low taxes and business-friendly regulations.

FORBES: Magazine Article