They say the human and wheeled traffic in a busy city center could provide enough energy to light the streets of an entire town or power the heating system for a hospital or school.

他们说，在繁华大城市的中心，人群和过往车辆可提供足够的能量为整个城镇的街道照明或者为一个医院或学校提供供暖系统的动力。

youdao

The data center has a dedicated heating, ventilation, and air conditioning (HVAC) system, so the temperature is always a cool 70 degrees Fahrenheit.

数据中心有专用的取暖、通风和空调(Heating, Ventilation, and Air Conditioning, HVAC)系统，因此温度始终是华氏70度。

youdao

Two circular tables stood outside, each with a gas heating element at its center.

两张圆桌子在外面，每个中间都有加热装置。

youdao

Ally read novels, wrapped up in her duvet beside the central-heating radiator in her bedroom, borrowing them from the center and the public library, sometimes finishing one and starting another without even changing her position or getting up to make coffee, like an addict.

NEWYORKER: She��s the One