call sb up

• 打电话给某人, 征召

call sb up的用法和样例：

例句

1. Please call me up at 7 o'clock tomorrow morning.
   请在明天早晨七点叫醒我。
2. She may not call me up this afternoon.
   今天下午她可能不会给我来电话。
3. I will call you up some other day.
   过几天我给你打电话。