名词
中文翻译：Unknown
同义词：
['hum', 'buzz', 'humming', 'buzzing例句：1. He hummed a tune to himself as he walked home.（他哼着曲子走回家。）']
例句：
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1. He hummed a tune to himself as he walked home.
他哼着曲子走回家。
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2. The bees hummed in the hive all morning.
蜜蜂在蜂巢里嗡嗡叫了一上午。
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3.The hummingbirds are known for their distinctive humming sound.
蜂鸟以其独特的嗡嗡声而闻名。