Remember that hearing a siren or tone alert radio does not mean you should evacuate.

记住，听到警报或人声广播并不意味着你需要撤离。

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"I mean what I say," the Mock Turtle replied in an offended tone.

“我说话算数。”假海龟生气地回答。

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The problem with the way we use procrastination is that it has come to mean much more than the dictionary definition, and now brings with it an accusing tone filled with blame.

我们使用“拖延”这个词时，存在一个问题。 我们把定义中没有的含义强加于“拖延”上，以致于我们提到“拖延”，就会用充满责备的语气指责它。

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More direct evidence from studies of experiments with animals and humans, however, suggests that we may have to alter the very concept of what we mean by hearing loss, and that current tests - particularly pure-tone audiometry which measures our ability to perform "pin-drop" hearing - may not be sufficient to pick up the early signs of a decline in hearing function.

BBC: Viewpoint: Does deafness contribute to dementia?