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1. The illuminating kerosene lamp was the only source of light in the room.
这个照明煤油灯是房间里唯一的光源。
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2. The old lamp, which used to be used for illuminating, has been replaced by a newone.
那个曾经用来照明的老灯已经被一个新的取代了。
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3. The illuminating kerosene is essential for the operation of the streetlights.
照明煤油对于街道路灯的运行至关重要。