名词
中文翻译：Unknown
同义词：
['noise', 'chatter', 'humming例句：1. The news reporter was constantly humming a tune while reporting the news.（新闻记者在报道新闻时不停地哼着曲子。）2. The baby hummed a lullaby to sleep.（婴儿哼着摇篮曲入睡。）3. The hum of traffic in the city is constant and annoying.（城市中交通的嗡嗡声是持续且令人烦恼的。）']
例句：
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3.
用于描述声音
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1. The news reporter was constantly humming a tune while reporting the news.
新闻记者在报道新闻时不停地哼着曲子。
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2. The baby hummed a lullaby to sleep.
婴儿哼着摇篮曲入睡。
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3. The hum of traffic in the city is constant and annoying.
城市中交通的嗡嗡声是持续且令人烦恼的。