时间: 2025-04-24 08:53:27
美: [fom]
英: [fəʊm]
n. 泡沫;水沫;灭火泡沫
vi. 起泡沫;吐白沫;起着泡沫流动
vt. 使起泡沫;使成泡沫状物
最后更新时间:2025-04-24 08:53:27
词源分析:Foam源自古英语“fām”,意为泡沫。其词根与德语“schäumen”(起泡)和荷兰语“schuim”有类似意义,表明泡沫的形成与流体的**或气体的释放有关。
历史背景:该词的首次书面记录可追溯至公元前12世纪的古英语文献,描述了自然现象中的泡沫现象。
课本:在**的英语教材中,Foam通常出现在初中或高中阶段的自然科学或日常生活词汇中。在牛津和美国的教材中,Foam可能出现在关于化学、物理或生物的章节,适合高中及以上学段。
正式与非正式语境:
特殊场合:在科学领域,Foam用来指代气体和液体的混合物,如泡沫塑料(Foam plastic)和海洋泡沫(Ocean foam)。在法律领域,可能涉及环境法规中对泡沫污染的讨论。
After the waves crashed on the shore, foam appeared on the beach.
The chef added foam to the dish for a decorative touch.
The children played with the foam in the bath.
Scientists study foam to understand its properties and behaviors.
The beer had a thick layer of foam on top.
同义词:
反义词:
通过以上分析,学*者可以全面理解“foam”这个词的意义、用法及其在不同语境下的应用。
[N-UNCOUNT] Foam consists of a mass of small bubbles that are formed when air and a liquid are mixed together. 泡沫 (橡胶); 海绵
例:The water curved round the rocks in great bursts of foam.水流卷绕着岩石产生大量的泡沫。
[N-MASS] Foam is used to refer to various kinds of manufactured products which have a soft, light texture like a thick liquid. 泡沫
例:...shaving foam.…剃须泡沫。
[N-MASS] Foam or foam rubber is soft rubber full of small holes which is used, for example, to make mattresses and cushions. 泡沫 (橡胶); 海绵
例:...modern three-piece suites filled with foam rubber.…塞满海绵的现代3件套。