[no obj.](of a bird) sing softly and with a succession of constantly changing notes (鸟)啼啭 larks were warbling in the trees. 云雀在树上啼啭。 ■(of a person) sing in a trilling or quavering voice (人)用柔和的颤声唱 he warbled in an implausible soprano. 他用柔和的颤声唱出难以置信的女高音。
noun
a warbling sound or utterance 鸟啭,颤声
语源
late Middle English (as a noun in the sense 'melody'): from Old Northern French werble (noun), werbler (verb), of Germanic origin; related to whirl
warble2 noun
a swelling or abscess beneath the skin on the back of cattle, horses, and other mammals, caused by the presence of the larva of a warble fly (由牛蝇幼虫寄生形成的)动物皮下的肿块 ■the larva causing this 皮蝇幼虫