As a system becomes more complex, the potential entry points for breach of security increase.

随着系统变得更加复杂，潜在的泄密入口点增多了。

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Because every airport offers a potential entry point into the global system, every nation faces the threat from gaps in aviation security throughout the world.

因为每一个机场都存在一扇可能通往国际航空系统的大门，而一国安检的疏漏也会影响到他国的安全。

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Every USB port within an organization has to be treated like a potential entry point for an attacker.

FORBES: Why port control matters

Now the small nation, whose financial sector had grown at a blistering pace to outweigh vastly its gross domestic product, is resting its hopes on Russia, along with funding from the International Monetary Fund and potential entry into the European Union.

FORBES: Market Scan

And, the department said that any potential entry from a new mobile wireless telecommunications services provider would be unable to offset the transaction's anticompetitive effects because it would be difficult, time-consuming and expensive, requiring spectrum licenses and the construction of a network.

ENGADGET: US government files to block proposed AT&T / T-Mobile merger (update: companies respond)