其中的一项便是象征工农的锤子和镰刀造型转变成了太空时代的宣传工具，如上图所示。

One of these was the evolution of the hammer and sickle symbol from its agrarian roots into a space-age propaganda object, as seen above.

youdao

或许是星条旗，也许是镰刀和锤子。

Whether the stars and stripes... or the hammer and sickle.

youdao

或许是星条旗，也许是镰刀和锤子。

Whether the stars and stripes... or the hammer and sickle.

youdao