warble

n (usu sing 通常作单数) warbling sound 柔和的颤音: the blackbird's warble 黑鹂婉转的叫声.

want, want to know (about sth), wanted, wanting, wanton, wantonly, wantonness, wapiti, war, war bonnet, war chest, war memorial, war-cry, war-dance, war-game, war-horse, war-lord, war-paint, war-path, war-torn, warbler, ward, ward off, warden, warder, wardrobe, wardrobe master, `wardrobe mistress, wardroom, ware, warehouse, warehousing, wares, warfare, warhead, warily, wariness, warlike, warm, warm up, warm-blooded,