hot-air register（热风调节格栅）是什么意思？音标发音+图解场景

热风调节格栅 /ˈhɒtˈeə ˈɹɛdʒɪstə/ n

English: hot-air register · 热风调节格栅

释义：Adjustable grill located at the end of a duct through which hot air is distributed throughout a room. baseboard register

这个词出现在以下图解场景（1）