foam

/fəʊm/ n. / v.
标准词条 CET-4
一句话记住

泡沫；（海浪的）白沫；泡沫材料；泡沫橡胶；起泡沫；吐白沫

释义与例句

n. 泡沫；（海浪的）白沫
a mass of small white bubbles formed on top of a liquid; the white substance that forms on top of waves
  1. The waves crashed onto the rocks, leaving a trail of white foam.
    海浪拍击岩石，留下一道白色泡沫。
  2. Shake the bottle well and apply the foam to your hair.
    充分摇晃瓶子，把泡沫抹到头发上。
展开其余 1 条例句
  1. The soap foam filled the bathtub.
    肥皂泡沫充满了浴缸。
n. 泡沫材料；泡沫橡胶
a soft light material made of rubber or plastic, full of small holes
  1. The mattress is made of memory foam.
    这张床垫是由记忆泡沫制成的。
  2. He cut a piece of foam to pad the chair seat.
    他切了一块泡沫垫来垫椅子座。
展开其余 1 条例句
  1. Foam is often used in packaging to protect fragile items.
    泡沫常用于包装中以保护易碎物品。
v. 起泡沫；吐白沫
to produce or be covered with foam
  1. The beer foamed over when he poured it too quickly.
    他倒啤酒太快，啤酒起泡溢了出来。
  2. The sick dog was foaming at the mouth.
    那条生病的狗口吐白沫。
展开其余 1 条例句
  1. Wash the shampoo off until the water no longer foams.
    把洗发水冲掉，直到水不再起泡沫。

词源与构词

记忆钩子 foam 作名词是“泡沫”，包括液体泡沫、海浪白沫以及泡沫材料；作动词是“起泡沫”。foam at the mouth 既可指“口吐白沫”，也可比喻“暴怒”。

词族与关联词

词族（同一词根派生出的不同词性或形式）
  • foamy 起泡沫的；多泡沫的
    foam 的形容词形式。
同义词
  • lather （肥皂的）泡沫
    foam 可指任何液体或材料的泡沫；lather 尤指肥皂或洗发水搓出的泡沫。
    He worked the soap into a lather on his hands. 他在手上把肥皂搓出泡沫。
易混词（形近或义近，注意区别）
  • foam vs. form foam 是“泡沫”，form 是“形式、形成”
    foam 读 /fəʊm/，意思是“泡沫”；form 读 /fɔːm/，意思是“形式、形成”，注意元音区别。
    Water can form ice when the temperature drops below zero. 温度降到零度以下时，水会结成冰。
常见搭配
  • sea foam 海浪花；海水泡沫
    The beach was covered with white sea foam after the storm. 暴风雨过后，海滩上覆盖着白色的海水泡沫。
  • shaving foam 剃须泡沫
    He applied shaving foam before using the razor. 他使用剃须刀前涂了剃须泡沫。
  • foam at the mouth 口吐白沫；暴怒
    The angry boss was foaming at the mouth during the meeting. 愤怒的老板在会议上大发雷霆。