He hums a cheerful tune and whistles softly while washing.

他一边洗着，一边哼着欢快的曲调，还轻轻吹着口哨。

金山词霸

The saber hums and scintillates with a distinct sound.

带着一种清楚的声音,剑嗡嗡作响,闪耀着光芒.

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RACING track hums as miniature cars hurtle round it.

微缩的小车在跑道上飞驰,嗡嗡作响.

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Modern Athens hums with activity.

现代的雅典十分繁荣.

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The car is warm and the engine hums.

车里很温暖,发动机嗡嗡作响.

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The sewing machine hums busily.

缝纫机忙碌地轧轧响着.

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As long as energy flows in, the network hums, and the loop stands.

只要有能量流入, 网络就会活跃起来, 而且一直循环下去.

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