| 释义 | 
		- n.低唱[哼];单调的哼歌曲声;低声哼的感伤性流行歌曲
 - v.低声哼唱
 - 网络低声歌唱;低吟;低声吟唱
 
 过去分词:crooned  现在分词:crooning  第三人称单数:croons   v. sing,serenade,murmur,hum,warble 1.  | [t][i] ~ (sth) 低声哼唱to sing sth quietly and gently  |  
  | She gently crooned a lullaby. 她轻声哼唱了一支摇篮曲。  |  
 v.  |  |  n.  | 1. 低唱[哼],低吟;单调的哼歌曲声;低声哼的感伤性流行歌曲  |  
 v.  | 1. to sing or murmur something in a soft low voice, especially to yourself or to a sleepy child 2. to perform a song or songs in a smooth sentimental style  |  n.  | 1. singing in a soft low voice, or something sung in this way  |  
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