hermetically sealed

音標發(fā)音

Access into Gaza and trade across a border that was once hermetically sealed by Israel are growing.
曾被以色列封鎖的進入加沙的通路以及邊界貿易現(xiàn)在得到了蓬勃發(fā)展。
One digital industry that learned this lesson long ago is the video-game sector, which excels at creating electronic environments hermetically sealed off from the outside world.
數(shù)碼工業(yè)界多年前就在眡頻遊戯産業(yè)學到了一課，這一産業(yè)擅於打造與外界隔絕的密閉的電子環(huán)境。
All of the mail has been very well preserved because the container was hermetically sealed.
由於那衹集裝箱的密封性極佳，所以時至今日裡麪的郵件依然保存完好。

It would not be a hermetically sealed conversation (for the most part) between the meter and the utility.
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One answer is to use the energy to compress air, which can be squirrelled away in hermetically sealed underground caverns.
ECONOMIST: Compressed air might help to make wind power more reliable
At the same time, you know, I don't think of what I do - I don't do it in a hermetically sealed chamber.
NPR: Joe Henry Is a Still Driving Man

A hermetically sealed container or space is so tightly closed that no air can leave or enter it.