an alarm clock 闹钟 alarm也不是形容词啊,怎么修饰clock?

an alarm clock 闹钟 alarm也不是形容词啊,怎么修饰clock? Alarm Clock Rebel:完美闹钟如何设置 i am an alarm clock这句话有其他什么意思?除了我是个闹钟 Alarm clock（闹钟）怎样读用中文打出来 alarm clock 客户说要购买闹钟：we are looking for alarm clock and travel alarm clock milano,这个travel alarm clock milano怎么理解好啊, alarm 和 clock 都有闹钟的意思,为什么还是用alarm clock 来表达闹钟呢,如Did the alarm clock go off The alarm clock is an a____ invention. Unless she had had an alarm clock, she would havemissed the train.（事实：她没有闹钟）中两个had是什么意思? This is an alarm clock 为什么要用an? dresser,an,clock,the,there,is,on,alarm(.) There is —(a /an )alarm clock on the table . there is an alarm clock on the table.改为复数 把The girl has an alarm clock变为复数形式 If she had not had an alarm clock,she would have missedthe train.（事实：她有闹钟.）两个HAD 在这里的意义分别是什么 去掉第一个可以么第一个是虚拟语气HAD 还是?THANKS alarm o'clock还是alarm clock? where’s an alarm clock和where’s the alarm clock这两句话谁对,或者说两句都对? an alarm an.alarm.