foam
Word family adverbfoamilyfoaminglynounfoaminessfoamingfoamadjectivefoamlessfoamy
ldoce_114_bfoam1 /fəʊm $ foʊm/ ●○○ noun [uncountableU] 3 DCBa substance which is like a very thick soft liquid with a lot of bubbles in it 泡沫(剂) Firefighters using water and foam are still tackling the blaze. 消防员还在利用水和灭火泡沫和大火搏斗。
—foamy adjectiveadj
foam2 verb [intransitiveI] 1 TDto produce foam 起泡沫 The green water splashed and foamed over the rocks. 碧绿的水花四溅,岩石上满是泡沫。
2 be foaming at the mouth a) to have bubbles coming out of your mouth because you are very ill 〔因病重而〕口吐白沫 b) informal to be very angry 大发雷霆 Origin foam1 Old English fam