现在考虑噪音：如果钟表的滴答声让你无法入睡，那就买一个不发声的，或者用你的手机来代替钟表。
Now consider noise. If a ticking clock disturbs you, buy one that doesn't tick, or use your phone.
现在考虑噪音：如果钟表的滴答声让你无法入睡，那就买一个不发声的，或者用你的手机来代替钟表。
Now consider noise.If a ticking clock disturbs you, buy one that doesn't tick, or use your phone.Turn clock radios and MP3 players to the wall and cover lighted screens.
他们都采用同样的基本原理：一个32,768Hz石英晶体摆动装置，同时还有电子和机械部件将振动转化成钟表的滴答声。
They all use the same basic mechanism: a 32, 768hz quartz-crystal oscillator, along with the electronic and mechanical parts that convert its oscillations to clock ticks.
唯一的响声是钟表轻轻的滴答声。
唯一的响声是钟表轻轻的滴答声。
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