The water is frothing at his feet.水在他的脚下泛起泡沫.The horse was frothing at the mouth after its fast run.马飞奔过后嘴边满是白沫.He was so angry he was almost frothing at the mouth.他气得差点儿口吐白沫....
他把那幅画修饰了一下,使光亮部分和阴暗部分的对比更加鲜明.He touched up the picture by strengthening highlights and shadows.他还发现使用铁催化剂会使光亮更加明显.He also discovered that the use of iron catalyst would make the glow even more noticeable....