warble /ˈwɔːbəl/ ( warbling, warbled, warbles )

• 1. 

  V-T/V-I When a bird warbles, it sings pleasantly. (鸟) 鸣啭; 啁啾

  例：

  The bird continued to warble.

  鸟儿继续啁啾。

  例：

  ...birds warbling a morning chorus.

  …鸟儿们齐唱晨曲。

• 2. 

  V-T/V-I If someone warbles, they sing in a high-pitched, rather unsteady voice. 用颤音高唱

  例：

  She warbled as she worked.

  她一边干活一边颤声高唱。

  例：

  ...singers warbling "Over the Rainbow."

  …歌手们颤声高唱着《彩虹那一端》。

• 3. 

  N the act or an instance of warbling 颤音

• 4. 

  N a small lumpy abscess under the skin of cattle caused by infestation with larvae of the warble fly (由于牛蝇幼虫寄生而形成的)牛皮下的肿块