a.m.
abbr. 上午,午前(ante meridiem)
a.m. is used after a number to show that you are referring to a particular time between midnight and noon.
The program starts at 9 a.m.
節目上午9點開始。
1. before noon
Police said that the blast occurred at 9 a.m.
警方說這次爆炸發生在上午九點.
There will be no water tomorrow from 8 a.m. to 3 p.m.
明天上午8點至下午3點停水.
Every pupil is supposed to be in his classroom at 9 a.m.
上午9點時每個學生都應當在教室裡.
He rose at 7 a.m., rehearsed all day and appeared in a play at night.
他七點鐘起床, 排了一天戲,晚上演出.
The train will depart at 7:30 a.m.
早七點半發車.