您要查找的是不是：
- It was difficult to gauge how people would respond. 大家的反应如何难以估计。
- 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。
- He failed to respond to the medicine. 他服了这药未见起色。
- 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。
- They were prompt to respond to our call for help. 他们对我们的求助迅即回应。
- Her husband's death left a vacuum in her life. 她丈夫的死使她的生活变得空虚。
- I invited her to dinner but she did not respond. 我请她吃晚饭，但她未作回答。
- Some people are living in a vacuum. 有些人过着与世隔绝的生活。
- The capacity to respond to stimuli. 反应力对刺激的反应能力
- 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 patient did not respond to treatment. 病人经治疗後未见起色。
- The porter turned off the vacuum. 清洁工关掉真空吸尘器。
- He did not respond to her advances. 他对她的友好表示无动於衷。
- Children will respond to kindness but not to cruelty. 对孩子们起良好作用的是仁慈而不是残酷。
- The symbol for the speed of light in a vacuum. 表示真空中光速的物理符号
- Less than the normal ability to respond to stimuli. 敏感减轻对刺激反应能力低于正常水平
- 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
- Observe carefully how the bacteria respond to this stimulus. 仔细观察细菌对这一刺激有什么反应。
- Dirt and dust are drawn into a vacuum cleaner by suction. 污物和灰尘被吸入吸尘器。
