Hourglassの無料動画を見ましょう
アニメーションの説明：
As the sand grains trickle down, cascading through the narrow neck of the hourglass, the video invites the viewer to pause and become immersed in the meditative passage of time.
As the sand grains trickle down, cascading through the narrow neck of the hourglass, the video invites the viewer to pause and become immersed in the meditative passage of time.