怎么样才能听到楼下的声音,用听诊器好像不行啊,有什么便宜的仪器吗
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2025-02-02 18:29:51 2025-02-02 18:29:51 2025-02-02 18:29:51 2025-02-02 18:29:51 2025-02-02 18:29:51 2025-02-02 18:29:51 2025-02-02 18:29:51 2025-02-02 18:29:51 2025-02-02 18:29:51 2025-02-02 18:29:51 2025-02-02 18:29:51 2025-02-02 18:29:51 2025-02-02 18:29:51 2025-02-02 18:29:51 2025-02-02 18:29:51 2025-02-02 18:29:51 2025-02-02 18:29:51 2025-02-02 18:29:51 2025-02-02 18:29:51 2025-02-02 18:29:51 2025-02-02 18:29:51 2025-02-02 18:29:51 2025-02-02 18:29:51 2025-02-02 18:29:51 2025-02-02 18:29:51 2025-02-02 18:29:51 2025-02-02 18:29:51 2025-02-02 18:29:51