近距离观察玻璃杯中形成的啤酒泡沫 Beer foam forming in a glass seen from close up

非常近距离和详细地拍摄了在玻璃杯中供应啤酒时产生的小气泡，同时慢慢地聚集在顶部，形成啤酒的泡沫。

Very close and detailed shot of the small bubbles that are made when serving beer in a glass, while slowly gathering on top, creating the foam of the beer.