BBC2 年
The 12 and 24 hour clock
For any time before 10 o'clock in the morning, a zero is placed at the beginning. The first two digits show the hour and the last two digits show the minutes. We don't use AM or PM here ...
BBC3 个月
The 12 and 24 hour clock
For any time before 10 o'clock in the morning, a zero is placed at the beginning. The first two digits show the hour and the last two digits show the minutes. We don't use AM or PM here ...
Making time for Christian Marclay's "The Clock"
The multimedia artist talks about his cinematic timepiece, a 24-hour film comprised of scenes from movies and TV that track ...