warning tone meaning in English

报警声
提示音
通知音

Her warning tone arrested my attention
她警告的口吻引起了我的注意。
My mother told me to apologize to my brother , and there was a warning tone in her voice
我母亲要我向哥哥道歉，语气中带有警告意味。
So saying , she once more climbed the staircase leading to her chamber , her body convulsed with chills , and her teeth rattling in her head , in spite of the intense heat of the weather . arrived at the top stair , she turned round , and called out , in a warning tone , to her husband , " gaspard , consider well what you are about to do !
说着，她重新上楼到她的房间去了，浑身痛苦地抖着，虽然，天气非常热，她的牙却格格地打战走到楼梯顶上，她又回过头来，用一种警告的口吻对她的丈夫大声说， “葛司柏，你可要想清楚了再做呀！ ”