1.  air-locked
2.  air-proof
3.  gas-tight
4.  gas-proof
5.  hermetic
6.  pressurized
7.  hermetically-sealed
8.  pressuretight

• 1. 气密的: airproof | Air-tight | hermetic | gas proof
• 2. 气密的防毒的: gasproof
• 3. 不气密的: non-hermetic | NT

更多释义

• 1.尽管它确实是气密的，但却只能再循环95%的水。
  While its atmosphere was sealed to air exchanges, the setup recycled only 95 percent of its water.
  dict.yoduao.com
• 2.解决这一问题的方法之一是利用风能来压缩空气，使空气进入气密的地下储气站。
  One answer is to use the energy to compress air, which can be squirrelled away in hermetically sealed underground caverns.
  dict.yoduao.com
• 3.气密的V形密封器，两个压缩的编织金属网布气隙间隔器，略过管的一部分滑向另一部分。
  By surrounding a gas-tight, pattented V-Seal with two compressed knitted wire mesh air gap spacers, the connection is made by simply sliding one section of pipe over another.
  dict.yoduao.com

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