騒音が聴覚に影響を与えることが証明されたが、それに誰も驚きはしない。
a fast visit
Those who were present were very glad at the news.
To no one's surprise, loud noise has been proved to affect one's sense of hearing.
His request was equivalent to an order.
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DiQt（ディクト）
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★★★★★★★★★★
