hum
英 [hʌm]
美[hʌm]
	    - vi. 发低哼声
 - vt. 用哼声表示
 - n. 嗡嗡声;哼声;杂声
 - int. 哼;嗯
 - n. (Hum)人名;(匈、塞、英)胡姆;(东南亚国家华语)湛
 
英英释意
- 1. the state of being or appearing to be actively engaged in an activity;
 - "they manifested all the busyness of a pack of beavers"
 - "there is a constant hum of military preparation"
 
- 2. a humming noise;
 - "the hum of distant traffic"