您要查找的是不是：
- Research on Vacuum Stage Technologies for Extreme Ultraviolet Lithography 极紫外光刻真空工件台技术研究
- 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。
- There are many spotlights on the stage. 舞台上有很多聚光灯。
- 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。
- Please dim out the stage for the final scene. 请在最后一场即将开演时使舞台灯光转暗。
- The singer was led off the stage by the maestro. 歌唱家由那位著名的指挥领着离开了舞台。
- 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。
- I always get the jitters before I go on stage. 我登台之前总是感到紧张。
- The porter turned off the vacuum. 清洁工关掉真空吸尘器。
- She did the first stage of the trip by train. 她行程的第一段是乘火车的。
- She's wanted to go on the stage from an early age. 她从小就想当演员。
- The singer got the bird when she came out on stage. 这位歌手一出现在舞台上人们便以嘘声嘲弄她。
- The symbol for the speed of light in a vacuum. 表示真空中光速的物理符号
- The disease is still in its primary stage. 这疾病仍然在初发阶段。
- Negotiations were at a crucial stage. 谈判正处于一个关键的阶段。
- The technique is still at the experimental stage. 这项技术正处于实验阶段。
- 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
