[ S ] a pale, usually white, mass of small bubbles produced especially when soap is mixed with water皂沫,(皂液的)泡沫
Wet the hair, apply shampoo, and massage into a rich lather.先把头发弄湿,然后抹上香波,揉搓直至产生大量泡沫。
[ U ] small bubbles of sweat on a horse's skin, produced by physical effort(马的)汗沫