Do you Know how heavy the steel is?

问题描述:

Do you Know how heavy the steel is?
it wall be the mainstadium for the 2008 summer olympices and will be host to the Opering and closing ceremonies. its name is Bird's Nest. It is made of steel.

你知道这些钢有多重吗?
它将成为2008年夏季奥运会的主建筑,也将在其中举办开幕式和闭幕式.它叫鸟巢.它是由钢铁做的.