大家都搜：
三个小时前
1、three years ago───大前年
2、last ago───上个月
3、hours ago───几小时前
4、sometime ago───曾
5、three days ago───三天前；大前天
6、three hours───三小时
7、ago───adv.以前；adj.以前的；n.(Ago)（美）阿戈（人名）
8、three───num.三；n.三，三个；adj.三的，三个的
9、hours───n.(Hours)人名；(法)乌尔；n.小时（hour的复数形式）
1、They were ready three hours ago.───他们三个小时前就准备好了。
2、He wished he were at home. Ordinarily , he would have been there three hours ago.───他真愿意那时候已在家里。要是在往常的日子里，他早已到家三小时了。
3、Where were you three hours ago?───三小时前你在哪里？
4、It's been reported that the operation which starts about three hours ago has seen heavy fighting.───据报道，三个小时之前开始的行动引发了激烈战斗。
5、Your diaphragm was supposed to turn into a pumpkin three hours ago! ! !───你的ZiGong帽应该在三小时前变成南瓜的。
6、He left home nearly three hours ago.───他是差不多3个小时前从家里动身的。
7、Jim, you were supposed to call three hours ago!───吉姆，你应该在三个小时以前打电话过来的！
8、Radio station is off the air. It signed off three hours ago.───广播电台在三小时前就停止了广播。
9、B: Jim, you were supposed to call three hours ago.───吉姆，你应该在三个小时前打电话给我。
1、I asked the waiter, Is this milk fresh? He said, Lady, three hours ago it was grass.. Phyllis Diller