wake-up call

美 
英 
  • n.催醒电话;叫早电话;让人警醒的事
  • 网络叫醒电话;叫醒服务;唤醒服务
复数:wake-up calls  
wake-up call
n.
1.
催醒电话;叫早电话a telephone call that you arrange to be made to you at a particular time, for example in a hotel, in order to wake you up
I asked for a wake-up call at 6.30 a.m.
我请他们在早晨 6:30 打电话叫醒我。
2.
让人警醒的事an event that makes people realize that there is a problem that they need to do sth about
These riots should be a wake-up call for the government.
这些暴乱该为政府敲响警钟了。

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