气球飞艇内部氦气的压力和外部气压相近，因而气体不会溢出。

The pressure of the helium inside a blimp is about the same as that of the air outside, so the gas does not rush out.

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任何允许外部实体来输入数据的程序都容易受到恶意的攻击，例如缓冲区溢出和嵌入式控制字符。

Any program that allows an external entity to input data is vulnerable to malicious activity, such as buffer overflows and embedded control characters.

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此外，就算被刺穿了，它们通常也能留在高空：气球飞艇内部氦气的压力和外部气压相近，因而气体不会溢出。

Moreover, they usually stay aloft even when punctured: the pressure of the helium inside a blimp is about the same as that of the air outside, so the gas does not rush out.

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