1. 真空，真空度，真空状态
2. 空虚，茫然若失
3. 空白
4. 真空吸尘器，吸尘器
5. 真空装置
6. 孤立状态，与世隔绝，脱离实际
7. 空处，空间，密闭真空间
8. 心中无数的状况
9. 负压
10. 清扫，清洁

1. 利用真空的，利用真空吸力的
2. 用以产生真空的，用以造成真空的
3. 真空的，无空气的
4. 产生真空的

1. 用真空吸尘器清扫，用吸尘器打扫
2. 用真空干燥机干燥

1. [C] 真空 space that is completely empty of all matter or gas
2. [C] 〈口〉真空吸尘器 vacuum cleaner
3. [S] 空间; 空虚; 空白 situation or environment characterized by emptiness

1. the absence of matter

2. an empty area or space;

   "the huge desert voids"
   "the emptiness of outer space"
   "without their support he'll be ruling in a vacuum"
   

3. a region that is devoid of matter

4. an electrical home appliance that cleans by suction

1. clean with a vacuum cleaner;

   "vacuum the carpets"
   

1.空位;空缺;空白
If someone or something creates avacuum, they leave a place or position which then needs to be filled by another person or thing.

e.g. The collapse of the army left avacuum in the area...
这支军队的溃败使这个地区出现了军事真空。
e.g. His presence should fill the powervacuum which has been developing over the past few days.
他的出现将填补过去这几天形成的权力真空。

2.在封闭状态中;与外界隔绝
If something is donein a vacuum, it is not affected by any outside influences or information.

vacuum在线翻译

e.g. Moral values cannot be taught in avacuum...
道德价值观的教育不能脱离实际。
e.g. We lived in avacuum — no life, no news, no books.
我们生活在与世隔绝的环境里——没有其他生物，收不到外界消息，也没有书看。

3.用真空吸尘器打扫
If youvacuum something, you clean it using a vacuum cleaner.

e.g. I vacuumed the carpets today...
今天我用吸尘器清洁了地毯。
e.g. It's important tovacuum regularly.
定期用吸尘器吸尘很重要。

4.真空
Avacuum is a space that contains no air or other gas.

e.g. Wind is a current of air caused by avacuum caused by hot air rising...
风是由于热空气上升产生真空导致的一种气流运动。
e.g. The spinning turbine creates avacuum.
旋转的涡轮形成了一块真空区域。

1. vacuum

1. 真空;负压：Velashape集合了以下技术:双极射频(Bi-Polar RF)穿透皮肤深层5-15mm,集中加热脂肪细胞层;红外光(Infrared Light)最宽的红外光波长700-2000nm,增加皮肤弹性,平滑凹凸表面;真空负压(vacuum)增加血液循环,促进细胞新陈代谢;

2. 真空度：自动上料烘干机、液体灌装机、粉末灌装机、电焊设备、电影机械、纸张运送、干洗衣服、清洁用途、空气除尖、干瓶、气体传送、送料、收集等方面型号(Model)额定功率(Power)额定电源(Voltage)最大风压(Pressure)真空度(vacuum)最大风量(Outp