There are also already within the ice narrow oblong perpendicular bubbles about half an inch long, sharp cones with the apex upward; or oftener, if the ice is quite fresh, minute spherical bubbles one directly above another, like a string of beads.
Mae yna hefyd eisoes o fewn y hirgul iâ swigod berpendicwlar gul am hanner modfedd o hyd, conau miniog gyda'r brig i fyny, neu oftener, os bydd yr iâ yn eithaf ffres, swigod spherical un funud union uwchben un arall, fel cyfres o fwclis.QED QED