A vacuum is a lack of air or fluid.
真空是其中的空气或流体稀少。
The lack of air in the room make everyone sniffle.
屋子里空气缺乏，使得每个人都频频吸气。
The lack of air in the room makes everyone sniffle .
屋子里空气缺乏，使得每个人都频频吸气。
The lack of air in the bulb prevents the filament from burning up.
灯泡内缺乏空气就使灯丝不致烧掉。
Blue ice is the result of compressed snow and a lack of air bubbles.
蓝冰是由于被压缩后的雪以及缺少气泡产生的结果。
The lack of air in the bulb prevents the filament from burning up .
灯泡内缺乏空气就使灯丝不致烧掉。
Maybe she didn't want me to die from lack of air; she untied the bag.
或许她不想我因为窒息而死，她打开了袋子。
One good thing was the relaxed dress code, which was practical given the lack of air conditioning.
好在那时候对着装管得不严，大概是因为没有空调。
On that day the jetty became our shelter, the water was cold and the fire was intensely hot on our faces but the biggest problem was the lack of air to breathe.
那天防波堤成为我们的避难地，海水刺骨冰凉，大火却灼烧着我们的脸庞，但是最大的问题是缺氧。
If headaches only occur at night, lack of fresh air and oxygen is often the cause.
如果头痛只发生在晚上，缺少新鲜空气和氧气常常是其原因。
The most serious deficiency in NATO's air defence is the lack of an identification system to distinguish friend from foe.
北约防空的最大缺陷就是缺乏能够辨认敌友的识别系统。
The weaknesses of North Korea's air force and armored forces, as well as its chronic lack of fuel, mean that their ability to fight south is limited.
朝鲜的空军和装甲部队的弱点，以及长期缺乏燃料，意味着他们南下作战的能力是有限的。
It will also cause more air pollution, diseases and lack of clean water and so on.
它还会导致更多的空气污染、疾病和缺乏清洁水源等。
When it is set in motion, the lack of atmosphere and hence air resistance mean the flag takes a long time to settle.
一旦旗子被动过，由于月球没有大气，也就没有了空气阻力，它反而要过很久才能停下来。
While the Teamgeist ball was great for strikers, many goal keepers complained that the ball's aerodynamics created a lack of rotation in the air, making its path at times erratic, like a knuckleball.
由于“团队之星”独特的空气动力学设计，导致飞行的球在空中缺乏旋转，这种设计遭到了很多门将的诟病，他们认为这样的球飞行路径过于飘忽，难以判断。
A lack of wind or rain over the past week hasn't helped improve air quality.
上周缺少风雨的天气并没有对空气质量提高起到帮助作用。
In fact, a group of researchers contend, a number of aspects of modern living — from lack of sleep to exposure to living with air conditioning — may be feeding Americans' weight woes.
一个研究小组认为，事实上，现代生活中有很多因素都有可能导致美国人不幸超重，比如睡眠不足和使用空调。
In space men lack the air needed for breathing, the pressure required to stop their blood from boiling and the natural protection of the atmosphere against radiation.
在太空，人们缺乏呼吸所必需的空气，缺乏能抑制血液沸腾的压力以及抗辐射的大气的自然保护。
You're still superficial, still too tender, he thought; you still lack that air of experience the great rivers have.
他想，你还肤浅，你还太嫩，你还缺少像那些河流一样的、饱经沧桑的生活。
The aerial map was not at a high resolution, but since the camera was so high in the air, this lack of detail didn't matter much.
航拍地图的分辨率不是很高，到那时因为镜头设置在空中比较高，因此有些细节也并不重要。
Due lack parts, for troubleshooting, interchanged bleed air regulator of R engine with L engine, running-up test normal.
由于航材缺件，为判断故障，左右发对串引气调节器，试车检查右发引气压力正常。
The cause of the building such as lack of perseverance pillar, can only be castles in the air.
事业的大厦如缺乏毅力的支柱，只能是空中楼阁。
The cause of the building such as lack of perseverance pillar, can only be castles in the air.
事业的大厦如缺乏毅力的支柱，只能是空中楼阁。
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