Bubbles simply supply a short cut for the faster - moving percolating gas.气泡不过是对快速运动的渗透气体提供了一条捷径.Bursting bubbles of gas project agglomerates of particles into the space above the bed.爆裂的气泡把一团团的颗粒投射到床层上部的空间中去.Bob makes l...
With soap and water, bubbles and boats, children love bathtime.有了肥皂、水、泡泡和小船，孩子们都喜欢洗澡。Ink particles attach themselves to air bubbles and rise to the surface.墨汁颗粒附着在气泡上，浮到表面上。Bob makes like he's a fish blowing bubbles...