safe light [摄] [电] 安全灯 ; 暗室安全灯 ; [摄] 安全光 ; 安全指示灯
safe light lamp 安全灯
fail-safe light 故障自动防护信号灯
fail safe light 故障自动防护信号灯
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。
A laser beam like the one pictured up top combines short and long pulses of light to identify individual molecules with a high degree of precision from a safe distance.
一道激光射线由或短或长的光脉冲组合而成，从而能在一个安全的距离高精度地辨别单个的分子。
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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