Because the resulting giant matter wave contains so many atoms, it is easy to observe: once a BEC is there, it takes hardly more than a video camera to see that matter has a wavy nature!

• 由于这个巨大的物质波包含许多原子，所以很容易观测：一旦有了BEC，几乎只要一台摄影机就能看到物质的波动性！