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heat deflecting disc /ˈhiːt dɪflˈɛktɪŋ ˈdɪsk/ n

中文：隔热片

中文 · 隔热片Español · disco desviador de calorFrançais · déflecteur de chaleur
Meaning：Metal disc placed at the entrance of a lamp’s neck to protect the pinch and the base from the heat.
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Incandescent bulb

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