machine; machinery

heat release

to release heat

mass, massive / (obsolete) broad-minded

large amounts

to drive

driving, steering (a vehicle)

fever / (physics) heat

(transitive) to heat up / (intransitive) to heat

器械: a device, an appliance, a mechanism / 機械: a machine, equipment, an apparatus / 器械: a utensil, a tool, an instrument / 器械: a tool for conducting a test or experiment or for measurement