| 单词 | hum |
| 释义 | hum /hum/, v. , hummed, humming, n., interj. v.i. 1. to make a low, continuous, droning sound. 2. to give forth an indistinct sound of mingled voices or noises. 3. to utter an indistinct sound in hesitation, embarrassment, dissatisfaction, etc.; hem. 4. to sing with closed lips, without articulating words. 5. to be in a state of busy activity: The household hummed in preparation for the wedding. 6. Brit. Slang. to have a bad odor, as of stale perspiration. v.t. 7. to sound, sing, or utter by humming: to hum a tune. 8. to bring, put, etc., by humming: to hum a child to sleep. n. 9. the act or sound of humming; an inarticulate or indistinct murmur; hem. 10. Audio. an unwanted low-frequency sound caused by power-line frequencies in any audio component. interj. 11. (an inarticulate sound uttered in contemplation, hesitation, dissatisfaction, doubt, etc.) [1300-50; ME; ult. imit.; c. G hummen to hum; cf. HUMBLEBEE] Syn. 5. bustle, buzz. |
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