wake 和wake up有什么区别？

Be quiet, or you will wake the baby.
I tried to wake up my wife by ringing the door-bell, but she was fast asleep.
这两句话中分别用了Wake和Wake up,这两个词的使用有区别吗？

wake 和wake up有什么区别？ wake up和gut up有没有区别 wake up和sleep键的区别 谁有wake up的歌词？？ Wake up是什么意思 《wake up angel 》 happy wake up wake up-Hilary Duff wake up sleep power wake me up