释义 |
burning glass
burning glass n (General Physics) a convex lens for concentrating the sun's rays into a small area to produce heat or fire burning glass
burning glass a convex lens for concentrating the sun's rays into a small area to produce heat or fire burning glass[′bər·niŋ ‚glas] (optics) A converging lens used to produce intense heat by converging the rays of the sun on a small area. |