bare bulb

基本解釋

The sunlight filtered through the high, dusty windows and was supplemented by a bare bulb in the ceiling.
陽光透過積著灰塵的高高的窗戶射進來，與天花板上一只裸露的燈泡射出的光芒交織在一起。
Outside you could hear the shrill, persistent sound of cicadas, while mosquitoes crowded at the screens, attracted by the bare bulb over the simple desk.
在外面你可以聽到尖銳而頑固的蟬鳴聲，被辦公桌上方的空芯燈泡吸引了過去。
peacherino2009.blog.163.com
The electric bulb socket provides a stable electric power connection of bare wires, simplifies an assembly thereof and enables an electric appliance to be safely grounded.
所述電燈泡插座可提供裸線穩(wěn)定的電力連接，簡化電燈泡插座的組裝，并且使得電器可安全接地。
ip.com

It was so bad we left the bare overhead bulb on all night to encourage the cockroaches to stay in the walls.
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