您要查找的是不是：
- concentrate foam liquid 泡沫液
- A mass of bubbles in or on a liquid; foam. 泡沫液体中的大量气泡; 泡沫
- Most synthetic detergents are in the form of powder or liquid. 大多数合成洗涤剂呈粉状或液态。
- Be careful not to lose too much liquid by evaporation. 小心，不要因为蒸发作用而失掉过多的水份。
- It's too hot to concentrate on book. 热得不能集中心思看书。
- The surface of the water is full of foam. 水面都是泡沫。
- I must concentrate my energies on decorating today. 我今天必须集中精力搞装饰。
- The ship's propeller churned the waves to foam. 那条船的推进器把水浪搅动得泡沫四起。
- The surface of the liquid gradually crusted over. 液体表面渐渐地结了一层皮。
- Foam rubber provides good insulation. 泡沫橡胶隔绝性能良好。
- I can't concentrate on my work when I'm tired. 我累了就无法集中精力工作。
- Froth----A mass of bubbles in or on a liquid; foam. 泡沫液体中的大量气泡。
- Don't put me off when I'm trying to concentrate. 我正要集中注意力呢，别打搅我。
- We must concentrate our attention on efficiency. 我们必须把注意力集中在效率上。
- The dregs settled and the liquid became clear. 渣滓沉淀下来，液体变清了。
- She couldn't concentrate on a book very long. 她不能长时间专心读一本书。
- This liquid gels faster in cold weather. 这种液体天冷时凝结得快些。
- I must concentrate upon my work now. 我现在必须集中精力工作。
- The breaking waves left the beach covered with foam. 浪花弄得海滩都是泡沫。
- Cheese is a solid; milk is a liquid. 乾酪是固体，奶是液体。
