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- A vacuum indicator enables constant checking of the suction performance, and to detect possible clogging of the filter. 真空指示器会不停地监视吸尘过程，避免堵塞或异常。
- The vacuum indicates a new way of eliminating the dirt on carpet, which is called “cyclone separation”. 此吸尘器标志着一种新的去除地毯污渍的吸尘方式，称之为“旋风分离”。
- 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。
- 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。
- 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。
- The symbol for the speed of light in a vacuum. 表示真空中光速的物理符号
- 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
- Dirt and dust are drawn into a vacuum cleaner by suction. 污物和灰尘被吸入吸尘器。
- We could not pull apart two plates which enclosed a vacuum. 如果两个盘子间是真空，我们就无法将它们分开。
- Operating by means of suction or by maintaining a partial vacuum. 抽真空的用吸取的方式或用维持部分真空的方式来运作的
- Timeliness of an indicator is also significant. 指标的及时性也不容忽略。
- vacuum indicator 真空指示器
- Connect the heat indicator sending unit wire. 连接温度计发送单元线路。
- The direction indicator seems all right. 方向灯看上去没问题。
- Mentality as a pass type indicator. 心态作为传球方式指示器。
- On Saturdays we dust and vacuum. 每星期六我们扫除灰尘并用真空吸尘器打扫。
