n. a mass of small bubbles formed in or on a liquid
n. a lightweight material in cellular form; made by introducing gas bubbles during manufacture
v. become bubbly or frothy or foaming
n. 泡沫, 水沫, 泡沫材料
vi. 起泡沫, 吐白沫
vt. 使起泡沫
1. The coffee had a thick layer of foam on top.
咖啡上面有一层厚厚的泡沫。
2. She poured the bubble bath into the tub, creating a lot of foam.
她把泡泡浴液倒入浴缸，产生了很多泡沫。
3. The waves crashed against the rocks, leaving foam on the shore.
海浪拍打在岩石上，留下了海滩上的泡沫。