An earthquake comes like a thief in the night, without warning. It was necessary, therefore, to invent instruments that neither slumbered nor slept.
地震就像夜间的小偷，不打招呼就来了。因而，有必要创造一种仪器，既不打盹儿也不睡觉。这连两个词不都是表示睡觉的意思么。
An earthquake comes like a thief in the night, without warning. It was necessary, therefore, to invent instruments that neither slumbered nor slept.
地震就像夜间的小偷，不打招呼就来了。因而，有必要创造一种仪器，既不打盹儿也不睡觉。这连两个词不都是表示睡觉的意思么。
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