1. There is a fluorescent lamp hanging in the room.
    屋里吊着一只荧光灯。

2. The pearls are lustrous under the lamp.
    珍珠在灯光下闪光。

3. He made the stick in the shape of an arc.
    他把这根棍子做成了弧形。

4. After switching on powerful arc lights, they saw great stalagmites.
    他们打开高功率弧光灯，看到了巨大的石林。

5. A lamp was suspended from the ceiling above us.
    我们头顶上的天花板上吊著一盏灯.

6. After switching on powerful arc lights, they saw great stalagmites---- some of them over forty feet high ---- rising up like tree-trunks to meet the stalactites suspended from the roof.
    他们打开强力弧光灯，看见一株株巨大的石笋，有的高达40英尺，像树干似地向上长着，与洞顶悬挂下来的钟乳石相接。

7. She switched on the lamp because it was dark.
    她拧亮了灯，因为天黑了。

8. Lamp shades are translucent but not transparent.
    灯罩是半透明而不是全部透明的。

9. Lamp shades are translucent but not transparent.
    灯罩是半透明而不是全部透明的。

10. I extinguished the lamp before I left the room.
    我离开前熄灯。