translation.en: The one final bit of sparkle we'll put in at the very end here is an utterly impractical flight vehicle, which is a little ornithopter wing-flapping device that -- rubber-band powered -- that we'll show you.
translation.zh: 我们最后要在这里呈现的最后一点灵感火花 是一个彻底不切实际的飞行器， 这是一个小的扑翼飞行装置-- 用橡皮筋提供能量--我们会给你看的。