以上来源于: WordNet
N a light that can be used in a room in which photographic material is handled, transmitting only those colours to which a particular type of film, plate, or paper is relatively insensitive 安全灯 [photog]
The safe-light should be fixed four feet above the table.
安全光应该固定在桌上四英尺处。
Do the following to ensure the safe operation of your smoke detector: if your smoke detector is working properly, the red light should be on.
为确保您的烟雾探测器的安全运行，请执行以下操作：如果烟雾探测器正常工作，则红灯常亮。
I was afraid that the small, light, safe world of notes and cassettes was too artificial and too vulnerable to withstand actual closeness.
我担心那小小的、轻轻的便条和磁带的安全的世界太过造作，太过脆弱，以致于没法经得起近在咫尺的考验。
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