vi (1)(公雞)啼鳴((of a cock)make a high loud cry，esp at dawn)[I]：The rooster/cock～s at daybreak. 雄雞在破曉時(shí)啼鳴。
(2)(嬰兒)咯咯地笑((of a baby) make wordless sounds of happiness or pleasure)[I]：The baby kicked and～ed.嬰兒蹬著小腿咯咯地笑。The baby～ed with pleasure/happiness when its mother picked it up.媽媽抱起寶寶，寶寶咯咯地樂了。
(3)自鳴得意，幸災(zāi)樂禍(speak loudly;boast)[I，I+prep(over/about)](derog)：I wish he would stop～ing about his new promotion/the examination results/how well he has done.我真希望他不要為再次提升/考得好/干得很不錯(cuò)而自鳴得意。stop～ing over one's rivals/a defeated enemy停止向?qū)κ?敗敵夸耀勝利;～over one's rivals' failure/sb's misfortune因?qū)κ值氖?某人的不幸而幸災(zāi)樂禍;〖同〗boast;
n (1)(公雞)啼鳴聲(high loud cry of a cock)[U，a/the～]：I woke up at cock-～.我雞鳴時(shí)醒來。
(2)(嬰兒)咯咯笑聲(loud wordless sound of pleasure or happiness as made by babies)[U，a/the～]