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preset

美国发音:[.pri'set]
英国发音:[.priː'set]

[v]
英语解释:to set the controls on a piece of electrical equipment so that it will start to work at a later time
常见翻译:预置



Sentences:

When the room temperature drops below a preset value, the thermostat switch closes turning on the furnace.
当室温下降到低于预定值时,热继电器开关闭合,使炉子打开。