
好词典

源自古英语 'fām'(泡沫),与古高地德语 'feim' 同源,最终来自原始印欧语词根 *(s)poi-mo-(泡沫)。
❶ 指液体产生大量细小气泡,形成泡沫状物质的过程,常见于肥皂水、啤酒等场景。
“The soap foams up when you rub it with water.”
(肥皂遇水揉搓时会起泡沫。)
“The ocean foams at the crashing waves.”
(海浪拍打时海面泛起白沫。)
❶ 指由大量小气泡聚集形成的轻质蓬松物质,如洗发泡沫或灭火泡沫。
“The firefighter sprayed fire-retardant foams on the blaze.”
(消防员向火焰喷洒阻燃泡沫。)
“Shaving foams help protect the skin from razor burns.”
(剃须泡沫能保护皮肤不被剃刀灼伤。)
foams at the mouth — 字面指动物或人因疾病口吐白沫,比喻因极度愤怒而失控的状态。
“The rabid dog foamed at the mouth before collapsing.”
(疯狗在倒下前口吐白沫。)