The waves rolled and foamed.

白浪翻滚。

The rabid dog foamed at the mouth.

那只狗染上狂犬病，口吐白沫。

The agitated mixture foamed and bubbled.

翻腾的混合物不断起泡沫。

Foamed concrete is a kind of new building materials.

泡沫混凝土是一种新型建筑材料。

It has a wide market to develop degradable foamed PP products.

开发可降解聚丙烯(PP)发泡制品具有广阔的发展前景。