您要查找的是不是：
- The experimental research on aerodynamical noise of vacuum couch roll 真空伏辊空气动力性噪声实验研究
- Effect of the Configuration of Vacuum Couch on Noise in Papermaking Plant 真空伏辊气流噪声与其结构关系的研究
- His black leather couch looks expensive. 他的黑色皮沙发看上去很昂贵。
- A couch performs a double service. 躺椅有双重的服务。
- Some pumps and all vacuum cleaners work by suction. 有些泵和所有真空吸尘器都是借吸力工作的。
- Many American are couch potatoes these days. 现在许多美国人都是电视迷。
- He is such a couch potato on weekends. 他一到周末就成天看电视看个不停。
- The tired girl reclined on the couch. 这个疲倦的女孩斜躺在长沙发上。
- His wife's death left him a vacuum in his life. 他妻子的去世使他的生活变得空虚。
- Strip to the waist and lie down on the diagnostic couch over there. 把衣服解开到腰间，躺到那诊断床上去。
- Her husband's death left a vacuum in her life. 她丈夫的死使她的生活变得空虚。
- Some people are living in a vacuum. 有些人过着与世隔绝的生活。
- A vacuum cleaner is a handy household tool. 吸尘器是一种使用方便的家庭用具。
- The shop repairs vacuum cleaners. 这家店修理吸尘器。
- The porter turned off the vacuum. 清洁工关掉真空吸尘器。
- Conked out on the couch watching television. 看电视时在沙发上沉沉睡去
- The symbol for the speed of light in a vacuum. 表示真空中光速的物理符号
- My father becomes a couch potato during football season. 在足球赛季我的父亲成天坐在沙发上看电视。
- Sealed under low pressure or a partial vacuum. 抽空密封的在低压或部分真空状态下密封起来的
- The sick child was lying on the couch in the living room. 病孩躺在起居室的长椅上。
