[no obj.](of an animal, especially a dog) make a low guttural sound of hostility in the throat (动物,尤指狗)发出狺狺声,(自喉咙处)发敌意的低吠声 the dogs yapped and growled at his heels. 狗在他脚边时而狂吠时而从喉间发出敌意的低吠。 ■[with direct speech](of a person) say something in a low grating voice, typically in a threatening manner (人)低声咆哮着说,恶狠狠地威胁 ‘Keep out of this,’ he growled. “别插手此事,”他恶狠狠地威胁道。 ■(of a thing) make a low or harsh rumbling sound, typically one that is felt to be threatening (事物)发轰隆声 thunder growls without warning from a summer sky. 夏日的天空中突然雷声隆隆。
noun
a low guttural sound made in the throat, especially by a dog (尤指狗发出的)狺狺声,低吠 ■a similar sound made by a person, especially to express hostility or anger (人发出的)低沉的怒吼;咆哮 ■[in sing.]a low throaty sound made by a machine or engine (机器或引擎发出的)轰隆声 the growl of diesel engines. 柴油机引擎的轰隆声。