吉萨大金字塔以及狮身人面像在2009年的地球一小时活动中熄灯变暗，其他世界性的地标建筑物如雅典卫城、艾菲尔铁塔和旧金山金门大桥都加入了熄灯行列。
The Great Pyramids of Giza, sphinx included, joined world landmarks such as the Athens Acropolis, the Eiffel Tower, and San Francisco's Golden Gate Bridge in going dark for Earth Hour 2009.
除了艺术目的，如重建的艾菲尔铁塔，它的创造者说，笔可用于维修。
Aside from artistic purposes like reconstructing the Eiffel Tower, its creators say the pen can be used for repairs.
应用推荐