Television and radio regulations in many countries require broadcasters to avoid transmitting images or language considered inappropriate for children from 5:30 am to 9 pm (the so-called "watershed").
在許多國家的電視廣播的監管機構，要求各個媒體網絡避免播放不適於兒童收看的影像或言詞，從上午5: 30到下午9時為止（所謂的「分水嶺」），以避免兒童觀看。