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turn on/off the radiator
Please turn on the radiator; it's cold in here.
请打开暖气，这里很冷。
散热器；暖气装置
先理解核心含义，再看它在真实句子里的用法。
散热器；暖气装置
a device that radiates heat, typically from a central heating system or a vehicle's engine
Please turn on the radiator; it's cold in here.
请打开暖气，这里很冷。
任何辐射或发射光线的东西
Anything which radiates or emits rays.
辐射能量的物体
any object that radiates energy
通过金属片将热传导到空气中以降低发动机冷却液温度的装置
A device that lowers engine coolant temperature by conducting heat to the air, through metal fins.
由一系列管道组成的散热器,用于循环蒸汽或热水供暖
heater consisting of a series of pipes for circulating steam or hot water to heat rooms or buildings
The old radiator in the living room is not heating evenly this winter.
客厅里的旧暖气片今年冬天供暖不均匀。
My car's radiator overheated during the long drive up the mountain.
我的汽车散热器在长途上山行驶时过热了。
The computer's radiator is covered in dust, so it isn't cooling the CPU efficiently.
电脑的散热器上积满了灰尘，因此无法高效地为CPU降温。
Please turn on the radiator; it's cold in here.
请打开暖气，这里很冷。
The radiator heats the entire room evenly.
暖气装置均匀地加热整个房间。
We need to call a plumber to fix the leaky radiator.
我们需要叫水管工来修理漏水的散热器。
Not this
The machine radiators heat.
Use this
The machine radiates heat.
'radiator' 是名词，表示散热器；动词形式应为 'radiate'（辐射）。
Not this
I need to buy radiator for my car.
Use this
I need to buy a radiator for my car.
'radiator' 是可数名词，需要冠词或限定词（如 a, the, my 等）。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
打开暖气
Please turn on the radiator if you feel cold.
如果你觉得冷，请打开暖气。
暖气阀
The radiator valve needs to be replaced.
暖气阀需要更换。
暖气罩
They installed a wooden radiator cover to match the room.
他们安装了一个木制暖气罩来搭配房间。
散热器泄漏
A radiator leak can cause the engine to overheat.
散热器泄漏会导致发动机过热。
Use radiator naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
将 radiator 拆成 radiate（辐射）和 or（者），即辐射者。
该词中性，常用于家居（暖气片）和汽车（散热器）语境。
可数名词，常指暖气片。
Dictionary facts from ECDICT, OCTANOVE, WIKTIONARY.