Normal forgetting may even be a safety mechanism to ensure our brain doesn't become too full.

正常的遗忘甚至可能是一种安全机制，确保我们的大脑容量不会超负荷。

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But no one has yet found a convincing mechanism to deal with outliers whose losses in a typical crisis are far too great for any reasonable safety buffer.

但是到目前还没有人找到令人信服的机制来对付那些害群之马，因为在一场典型的危机中，任何合理的安全缓冲都无法承受其巨额损失。

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Type safety flows naturally from this mechanism.

这种机制很自然地提供了类型安全。

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It also contained a timing mechanism which may have been for the safety of the bombers while they moved the device.

BBC: Paterson: Kerr terrorists will not destabilise peace

Susan Shirk, who served as a deputy assistant state secretary under Bill Clinton, says that although allowing Mr. Chen to stay in China "would be the best outcome, " she believes the lack of any mechanism that would allow the U.S. to monitor and ensure his safety was highly problematic.

WSJ: Escape Poses New Riddle for U.S., China

These guns may look sinister, but they don't differ from other common weapons in any relevant respect firing mechanism, ammunition, magazine size and so present no greater threat to public safety.

WSJ: David Rivkin and Andrew Grossman: Gun Control and the Constitution