overprep.在 ... 的上方；遍及地；在 ... 期间adv.穿过；完全覆盖；结束；落下n.(板球中)每个投球手一次连续所投出的球数over all全面地； 遍及； 总的说来

1. Addressed us over the loudspeaker; can't tell you over the phone.
   透过扩音器对我们演讲; 不能通过电话告诉你
2. She sounded adamant over the phone but I may still be able to talk her round.
   她在电话里的口气听起来很坚决，但我也许还能说服她。